4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2011, 2017, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
34 * Author: Peter J. Braam <braam@clusterfs.com>
35 * Author: Phil Schwan <phil@clusterfs.com>
36 * Author: Robert Read <rread@clusterfs.com>
55 #include <sys/ioctl.h>
56 #include <sys/quota.h>
58 #include <sys/types.h>
60 #include <sys/param.h>
61 #include <sys/xattr.h>
68 #include <asm/byteorder.h>
69 #include "lfs_project.h"
71 #include <libcfs/util/string.h>
72 #include <libcfs/util/ioctl.h>
73 #include <libcfs/util/parser.h>
74 #include <libcfs/util/string.h>
75 #include <lustre/lustreapi.h>
76 #include <linux/lustre/lustre_ver.h>
77 #include <linux/lustre/lustre_param.h>
78 #include <linux/lnet/nidstr.h>
82 # define ARRAY_SIZE(a) ((sizeof(a)) / (sizeof((a)[0])))
83 #endif /* !ARRAY_SIZE */
86 static int lfs_find(int argc, char **argv);
87 static int lfs_getstripe(int argc, char **argv);
88 static int lfs_getdirstripe(int argc, char **argv);
89 static int lfs_setdirstripe(int argc, char **argv);
90 static int lfs_rmentry(int argc, char **argv);
91 static int lfs_osts(int argc, char **argv);
92 static int lfs_mdts(int argc, char **argv);
93 static int lfs_df(int argc, char **argv);
94 static int lfs_getname(int argc, char **argv);
95 static int lfs_check(int argc, char **argv);
96 #ifdef HAVE_SYS_QUOTA_H
97 static int lfs_setquota(int argc, char **argv);
98 static int lfs_quota(int argc, char **argv);
99 static int lfs_project(int argc, char **argv);
101 static int lfs_flushctx(int argc, char **argv);
102 static int lfs_poollist(int argc, char **argv);
103 static int lfs_changelog(int argc, char **argv);
104 static int lfs_changelog_clear(int argc, char **argv);
105 static int lfs_fid2path(int argc, char **argv);
106 static int lfs_path2fid(int argc, char **argv);
107 static int lfs_rmfid(int argc, char **argv);
108 static int lfs_data_version(int argc, char **argv);
109 static int lfs_hsm_state(int argc, char **argv);
110 static int lfs_hsm_set(int argc, char **argv);
111 static int lfs_hsm_clear(int argc, char **argv);
112 static int lfs_hsm_action(int argc, char **argv);
113 static int lfs_hsm_archive(int argc, char **argv);
114 static int lfs_hsm_restore(int argc, char **argv);
115 static int lfs_hsm_release(int argc, char **argv);
116 static int lfs_hsm_remove(int argc, char **argv);
117 static int lfs_hsm_cancel(int argc, char **argv);
118 static int lfs_swap_layouts(int argc, char **argv);
119 static int lfs_mv(int argc, char **argv);
120 static int lfs_ladvise(int argc, char **argv);
121 static int lfs_getsom(int argc, char **argv);
122 static int lfs_heat_get(int argc, char **argv);
123 static int lfs_heat_set(int argc, char **argv);
124 static int lfs_mirror(int argc, char **argv);
125 static int lfs_mirror_list_commands(int argc, char **argv);
126 static int lfs_list_commands(int argc, char **argv);
127 static inline int lfs_mirror_resync(int argc, char **argv);
128 static inline int lfs_mirror_verify(int argc, char **argv);
129 static inline int lfs_mirror_read(int argc, char **argv);
130 static inline int lfs_mirror_write(int argc, char **argv);
131 static inline int lfs_mirror_copy(int argc, char **argv);
132 static int lfs_pcc_attach(int argc, char **argv);
133 static int lfs_pcc_attach_fid(int argc, char **argv);
134 static int lfs_pcc_detach(int argc, char **argv);
135 static int lfs_pcc_detach_fid(int argc, char **argv);
136 static int lfs_pcc_state(int argc, char **argv);
137 static int lfs_pcc(int argc, char **argv);
138 static int lfs_pcc_list_commands(int argc, char **argv);
139 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
140 __u64 migration_flags,
141 struct llapi_stripe_param *param,
142 struct llapi_layout *layout);
144 enum setstripe_origin {
153 static int lfs_setstripe_internal(int argc, char **argv,
154 enum setstripe_origin opc);
156 static inline int lfs_setstripe(int argc, char **argv)
158 return lfs_setstripe_internal(argc, argv, SO_SETSTRIPE);
160 static inline int lfs_setstripe_migrate(int argc, char **argv)
162 return lfs_setstripe_internal(argc, argv, SO_MIGRATE);
164 static inline int lfs_mirror_create(int argc, char **argv)
166 return lfs_setstripe_internal(argc, argv, SO_MIRROR_CREATE);
168 static inline int lfs_mirror_extend(int argc, char **argv)
170 return lfs_setstripe_internal(argc, argv, SO_MIRROR_EXTEND);
172 static inline int lfs_mirror_split(int argc, char **argv)
174 return lfs_setstripe_internal(argc, argv, SO_MIRROR_SPLIT);
176 static inline int lfs_mirror_delete(int argc, char **argv)
178 return lfs_setstripe_internal(argc, argv, SO_MIRROR_DELETE);
181 /* Setstripe and migrate share mostly the same parameters */
182 #define SSM_CMD_COMMON(cmd) \
183 "usage: "cmd" [--component-end|-E <comp_end>]\n" \
184 " [--stripe-count|-c <stripe_count>]\n" \
185 " [--overstripe-count|-C <stripe_count>]\n" \
186 " [--stripe-index|-i <start_ost_idx>]\n" \
187 " [--stripe-size|-S <stripe_size>]\n" \
188 " [--layout|-L <pattern>]\n" \
189 " [--pool|-p <pool_name>]\n" \
190 " [--ost|-o <ost_indices>]\n" \
191 " [--yaml|-y <yaml_template_file>]\n" \
192 " [--copy=<lustre_src>]\n"
194 #define SSM_HELP_COMMON \
195 "\tstripe_count: Number of OSTs to stripe over (0=fs default, -1 all)\n" \
196 "\t Using -C instead of -c allows overstriping, which\n" \
197 "\t will place more than one stripe per OST if\n" \
198 "\t stripe_count is greater than the number of OSTs\n" \
199 "\tstart_ost_idx: OST index of first stripe (-1=default round robin)\n"\
200 "\tstripe_size: Number of bytes on each OST (0=fs default)\n" \
201 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
202 "\t respectively)\n" \
203 "\tpool_name: Name of OST pool to use (default none)\n" \
204 "\tlayout: stripe pattern type: raid0, mdt (default raid0)\n"\
205 "\tost_indices: List of OST indices, can be repeated multiple times\n"\
206 "\t Indices be specified in a format of:\n" \
207 "\t -o <ost_1>,<ost_i>-<ost_j>,<ost_n>\n" \
209 "\t -o <ost_1> -o <ost_i>-<ost_j> -o <ost_n>\n" \
210 "\t If --pool is set with --ost, then the OSTs\n" \
211 "\t must be the members of the pool.\n" \
212 "\tcomp_end: Extent end of component, start after previous end.\n"\
213 "\t Can be specified with K, M or G (for KB, MB, GB\n" \
214 "\t respectively, -1 for EOF). Must be a multiple of\n"\
215 "\t stripe_size.\n" \
216 "\tyaml_template_file:\n" \
217 "\t YAML layout template file, can't be used with -c,\n" \
218 "\t -i, -S, -p, -o, or -E arguments.\n" \
219 "\tlustre_src: Lustre file/dir whose layout info is used to set\n" \
220 "\t another lustre file or directory, can't used with\n" \
221 "\t -c, -i, -S, -p, -o, or -E arguments.\n"
223 #define MIRROR_CREATE_HELP \
224 "\tmirror_count: Number of mirrors to be created with the upcoming\n" \
225 "\t setstripe layout options\n" \
226 "\t It defaults to 1 if not specified; if specified,\n" \
227 "\t it must follow the option without a space.\n" \
228 "\t The option can also be repeated multiple times to\n" \
229 "\t separate mirrors that have different layouts.\n" \
230 "\tsetstripe options: Mirror layout\n" \
231 "\t It can be a plain layout or a composite layout.\n" \
232 "\t If not specified, the stripe options inherited\n" \
233 "\t from the previous component will be used.\n" \
234 "\tflags: set flags to the component of the current mirror.\n" \
235 "\t Only \"prefer\" flag is supported so far.\n"
237 #define MIRROR_EXTEND_HELP \
239 "\tvictim_file: The layout of victim_file will be split and used\n" \
240 "\t as a mirror added to the mirrored file.\n" \
241 "\tno-verify: This option indicates not to verify the mirror(s)\n" \
242 "\t from victim file(s) in case the victim file(s)\n" \
243 "\t contains the same data as the original mirrored\n" \
246 #define MIRROR_EXTEND_USAGE \
247 " <--mirror-count|-N[mirror_count]>\n" \
248 " [setstripe options|-f <victim_file>]\n" \
251 #define SETSTRIPE_USAGE \
252 SSM_CMD_COMMON("setstripe") \
253 MIRROR_EXTEND_USAGE \
254 " <directory|filename>\n" \
258 #define MIGRATE_USAGE \
259 SSM_CMD_COMMON("migrate ") \
260 " [--block|-b] [--non-block|-n]\n" \
261 " [--non-direct|-D] [--verbose|-v]\n" \
265 "\tblock: Block file access during data migration (default)\n" \
266 "\tnon-block: Abort migrations if concurrent access is detected\n" \
267 "\tnon-direct: Do not use direct I/O to copy file contents\n" \
268 "\tverbose: Print each filename as it is migrated\n" \
270 #define SETDIRSTRIPE_USAGE \
271 " [--mdt-count|-c stripe_count>\n" \
272 " [--mdt-hash|-H mdt_hash]\n" \
273 " [--mdt-index|-i mdt_index[,mdt_index,...]\n" \
274 " [--default|-D] [--mode|-o mode] <dir>\n" \
275 "\tstripe_count: stripe count of the striped directory\n" \
276 "\tmdt_index: MDT index of first stripe\n" \
277 "\tmdt_hash: hash type of the striped directory. mdt types:\n" \
278 " fnv_1a_64 FNV-1a hash algorithm (default)\n" \
279 " all_char sum of characters % MDT_COUNT (not recommended)\n" \
280 " space create subdirectories with balanced space usage\n" \
281 "\tdefault_stripe: set default dirstripe of the directory\n" \
282 "\tmode: the file access permission of the directory (octal)\n" \
283 "To create dir with a foreign (free format) layout :\n" \
284 "setdirstripe|mkdir --foreign[=<foreign_type>] -x|-xattr <string> " \
285 "[--mode|-m mode] [--flags <hex>] <dir>\n" \
286 "\tmode: the mode of the directory\n" \
287 "\tforeign_type: none or daos\n"
290 * command_t mirror_cmdlist - lfs mirror commands.
292 command_t mirror_cmdlist[] = {
293 { .pc_name = "create", .pc_func = lfs_mirror_create,
294 .pc_help = "Create a mirrored file.\n"
295 "usage: lfs mirror create "
296 "<--mirror-count|-N[mirror_count]> "
297 "[setstripe options] ... <filename|directory> ...\n"
298 MIRROR_CREATE_HELP },
299 { .pc_name = "delete", .pc_func = lfs_mirror_delete,
300 .pc_help = "delete a mirror from a file.\n"
301 "usage: lfs mirror delete {--comp-id|-I <comp_id>|-p <pool>} <mirrored_file> ...\n"
303 { .pc_name = "extend", .pc_func = lfs_mirror_extend,
304 .pc_help = "Extend a mirrored file.\n"
305 "usage: lfs mirror extend "
306 "<--mirror-count|-N[mirror_count]> [--no-verify] "
307 "[setstripe options|-f <victim_file>] ... <filename> ...\n"
308 MIRROR_EXTEND_HELP },
309 { .pc_name = "split", .pc_func = lfs_mirror_split,
310 .pc_help = "Split a mirrored file.\n"
311 "usage: lfs mirror split <--mirror-id <mirror_id> |\n"
312 "\t <--component-id|-I <comp_id>|-p <pool>> [--destroy|-d]\n"
313 "\t [-f <new_file>] <mirrored_file> ...\n"
314 "\tmirror_id: The numerical unique identifier for a mirror. It\n"
315 "\t can be fetched by lfs getstripe command.\n"
316 "\tcomp_id: Unique component ID within a mirror.\n"
317 "\tpool: Components on specified pool.\n"
318 "\tnew_file: This option indicates the layout of the split\n"
319 "\t mirror will be stored into. If not specified,\n"
320 "\t a new file named <mirrored_file>.mirror~<mirror_id>\n"
321 "\t will be used.\n" },
322 { .pc_name = "read", .pc_func = lfs_mirror_read,
323 .pc_help = "Read the content of a specified mirror of a file.\n"
324 "usage: lfs mirror read <--mirror-id|-N <mirror_id> "
325 "[--outfile|-o <output_file>] <mirrored_file>\n" },
326 { .pc_name = "write", .pc_func = lfs_mirror_write,
327 .pc_help = "Write to a specified mirror of a file.\n"
328 "usage: lfs mirror write <--mirror-id|-N <mirror_id> "
329 "[--inputfile|-i <input_file>] <mirrored_file>\n" },
330 { .pc_name = "copy", .pc_func = lfs_mirror_copy,
331 .pc_help = "Copy a specified mirror to other mirror(s) of a file.\n"
332 "usage: lfs mirror copy <--read-mirror|-i <id0>> "
333 "<--write-mirror|-o <id1,id2>> <mirrored_file>\n" },
334 { .pc_name = "resync", .pc_func = lfs_mirror_resync,
335 .pc_help = "Resynchronizes out-of-sync mirrored file(s).\n"
336 "usage: lfs mirror resync [--only <mirror_id[,...]>] "
337 "<mirrored file> [<mirrored file2>...]\n"},
338 { .pc_name = "verify", .pc_func = lfs_mirror_verify,
339 .pc_help = "Verify mirrored file(s).\n"
340 "usage: lfs mirror verify "
341 "[--only <mirror_id,mirror_id2[,...]>] "
342 "[--verbose|-v] <mirrored_file> [<mirrored_file2> ...]\n"},
343 { .pc_name = "list-commands", .pc_func = lfs_mirror_list_commands,
344 .pc_help = "list commands supported by lfs mirror"},
345 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
346 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
347 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
352 * command_t pcc_cmdlist - lfs pcc commands.
354 command_t pcc_cmdlist[] = {
355 { .pc_name = "attach", .pc_func = lfs_pcc_attach,
356 .pc_help = "Attach given files to the Persistent Client Cache.\n"
357 "usage: lfs pcc attach <--id|-i NUM> <file> ...\n"
358 "\t-i: archive id for RW-PCC\n" },
359 { .pc_name = "attach_fid", .pc_func = lfs_pcc_attach_fid,
360 .pc_help = "Attach given files into PCC by FID(s).\n"
361 "usage: lfs pcc attach_id <--id|-i NUM> <--mnt|-m mnt> "
363 "\t-i: archive id for RW-PCC\n"
364 "\t-m: Lustre mount point\n" },
365 { .pc_name = "state", .pc_func = lfs_pcc_state,
366 .pc_help = "Display the PCC state for given files.\n"
367 "usage: lfs pcc state <file> ...\n" },
368 { .pc_name = "detach", .pc_func = lfs_pcc_detach,
369 .pc_help = "Detach given files from the Persistent Client Cache.\n"
370 "usage: lfs pcc detach <file> ...\n" },
371 { .pc_name = "detach_fid", .pc_func = lfs_pcc_detach_fid,
372 .pc_help = "Detach given files from PCC by FID(s).\n"
373 "usage: lfs pcc detach_fid <mntpath> <fid>...\n" },
374 { .pc_name = "list-commands", .pc_func = lfs_pcc_list_commands,
375 .pc_help = "list commands supported by lfs pcc"},
376 { .pc_name = "help", .pc_func = Parser_help, .pc_help = "help" },
377 { .pc_name = "exit", .pc_func = Parser_quit, .pc_help = "quit" },
378 { .pc_name = "quit", .pc_func = Parser_quit, .pc_help = "quit" },
382 /* all available commands */
383 command_t cmdlist[] = {
384 {"setstripe", lfs_setstripe, 0,
385 "To create a file with specified striping/composite layout, or\n"
386 "create/replace the default layout on an existing directory:\n"
387 SSM_CMD_COMMON("setstripe")
389 " <directory|filename>\n"
391 "To add component(s) to an existing composite file:\n"
392 SSM_CMD_COMMON("setstripe --component-add")
394 "To totally delete the default striping from an existing directory:\n"
395 "usage: setstripe -d <directory>\n"
397 "To create a mirrored file or set s default mirror layout on a directory:\n"
398 "usage: setstripe -N[mirror_count] [STRIPE_OPTIONS] <directory|filename>\n"
400 "To delete the last component(s) from an existing composite file\n"
401 "(note that this will also delete any data in those components):\n"
402 "usage: setstripe --component-del [--component-id|-I <comp_id>]\n"
403 " [--component-flags|-F <comp_flags>]\n"
405 "\tcomp_id: Unique component ID to delete\n"
406 "\tcomp_flags: 'init' indicating all instantiated components\n"
407 "\t '^init' indicating all uninstantiated components\n"
408 "\t-I and -F cannot be specified at the same time\n"
409 "To create a file with a foreign (free format) layout:\n"
410 "usage: setstripe --foreign[=<foreign_type>]\n"
411 " --xattr|-x <layout_string> [--flags <hex>]\n"
412 " [--mode <mode>] <filename>\n"},
413 {"getstripe", lfs_getstripe, 0,
414 "To list the layout pattern for a given file or files in a\n"
415 "directory or recursively for all files in a directory tree.\n"
416 "usage: getstripe [--ost|-O <uuid>] [--quiet|-q] [--verbose|-v]\n"
417 " [--stripe-count|-c] [--stripe-index|-i] [--fid|-F]\n"
418 " [--pool|-p] [--stripe-size|-S] [--directory|-d]\n"
419 " [--mdt-index|-m] [--recursive|-r] [--raw|-R]\n"
420 " [--layout|-L] [--generation|-g] [--yaml|-y]\n"
421 " [--component-id[=comp_id]|-I[comp_id]]\n"
422 " [--component-flags[=comp_flags]]\n"
423 " [--component-count]\n"
424 " [--extension-size|--ext-size|-z]\n"
425 " [--component-start[=[+-]comp_start]]\n"
426 " [--component-end[=[+-]comp_end]|-E[[+-]comp_end]]\n"
427 " [[!] --mirror-index=[+-]<index> |\n"
428 " [!] --mirror-id=[+-]<id>]\n"
429 " <directory|filename> ..."},
430 {"setdirstripe", lfs_setdirstripe, 0,
431 "To create a striped directory on a specified MDT. This can only\n"
432 "be done on MDT0 with the right of administrator.\n"
433 "usage: setdirstripe [OPTION] <directory>\n"
435 {"getdirstripe", lfs_getdirstripe, 0,
436 "To list the layout pattern info for a given directory\n"
437 "or recursively for all directories in a directory tree.\n"
438 "usage: getdirstripe [--mdt-count|-c] [--mdt-index|-m|-i]\n"
439 " [--mdt-hash|-H] [--obd|-O <uuid>]\n"
440 " [--recursive|-r] [--yaml|-y]\n"
441 " [--verbose|-v] [--default|-D] <dir> ..."},
442 {"mkdir", lfs_setdirstripe, 0,
443 "To create a striped directory on a specified MDT. This can only\n"
444 "be done on MDT0 with the right of administrator.\n"
445 "usage: mkdir [OPTION] <directory>\n"
447 {"rm_entry", lfs_rmentry, 0,
448 "To remove the name entry of the remote directory. Note: This\n"
449 "command will only delete the name entry, i.e. the remote directory\n"
450 "will become inaccessable after this command. This can only be done\n"
451 "by the administrator\n"
452 "usage: rm_entry <dir>\n"},
453 {"pool_list", lfs_poollist, 0,
454 "List pools or pool OSTs\n"
455 "usage: pool_list <fsname>[.<pool>] | <pathname>\n"},
456 {"find", lfs_find, 0,
457 "find files matching given attributes recursively in directory tree.\n"
458 "usage: find <directory|filename> ...\n"
459 " [[!] --atime|-A [+-]N[smhdwy]] [[!] --ctime|-C [+-]N[smhdwy]]\n"
460 " [[!] --mtime|-M [+-]N[smhdwy]] [[!] --blocks|-b N]\n"
461 " [[!] --newer[XY] <reference>]\n"
462 " [--maxdepth|-D N] [[!] --mdt-index|--mdt|-m <uuid|index,...>]\n"
463 " [[!] --name|-n <pattern>] [[!] --ost|-O <uuid|index,...>]\n"
464 " [--print|-P] [--print0|-0] [[!] --size|-s [+-]N[bkMGTPE]]\n"
465 " [[!] --stripe-count|-c [+-]<stripes>]\n"
466 " [[!] --stripe-index|-i <index,...>]\n"
467 " [[!] --stripe-size|-S [+-]N[kMGT]] [[!] --type|-t <filetype>]\n"
468 " [[!] --gid|-g|--group|-G <gid>|<gname>]\n"
469 " [[!] --uid|-u|--user|-U <uid>|<uname>] [[!] --pool <pool>]\n"
470 " [[!] --projid <projid>]\n"
471 " [[!] --foreign[=<foreign_type>]]\n"
472 " [[!] --layout|-L released,raid0,mdt]\n"
473 " [[!] --foreign[=<foreign_type>]]\n"
474 " [[!] --component-count [+-]<comp_cnt>]\n"
475 " [[!] --component-start [+-]N[kMGTPE]]\n"
476 " [[!] --component-end|-E [+-]N[kMGTPE]]\n"
477 " [[!] --component-flags <comp_flags>]\n"
478 " [[!] --mirror-count|-N [+-]<n>]\n"
479 " [[!] --mirror-state <[^]state>]\n"
480 " [[!] --mdt-count|-T [+-]<stripes>]\n"
481 " [[!] --mdt-hash|-H <hashtype>\n"
482 " [[!] --mdt-index|-m <uuid|index,...>]\n"
483 "\t !: used before an option indicates 'NOT' requested attribute\n"
484 "\t -: used before a value indicates less than requested value\n"
485 "\t +: used before a value indicates more than requested value\n"
486 "\thashtype: hash type of the striped directory.\n"
487 "\t fnv_1a_64 FNV-1a hash algorithm\n"
488 "\t all_char sum of characters % MDT_COUNT\n"},
489 {"check", lfs_check, 0,
490 "Display the status of MGTs, MDTs or OSTs (as specified in the command)\n"
491 "or all the servers (MGTs, MDTs and OSTs).\n"
492 "usage: check <mgts|osts|mdts|all>"},
493 {"osts", lfs_osts, 0, "list OSTs connected to client "
494 "[for specified path only]\n" "usage: osts [path]"},
495 {"mdts", lfs_mdts, 0, "list MDTs connected to client "
496 "[for specified path only]\n" "usage: mdts [path]"},
498 "report filesystem disk space usage or inodes usage "
499 "of each MDS and all OSDs or a batch belonging to a specific pool.\n"
500 "Usage: df [-i] [-h] [--lazy|-l] [--pool|-p <fsname>[.<pool>] [path]"},
501 {"getname", lfs_getname, 0,
502 "list instances and specified mount points [for specified path only]\n"
503 "Usage: getname [--help|-h] [--instance|-i] [--fsname|-n] [path ...]"},
504 #ifdef HAVE_SYS_QUOTA_H
505 {"setquota", lfs_setquota, 0, "Set filesystem quotas.\n"
506 "usage: setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
507 " -b <block-softlimit> -B <block-hardlimit>\n"
508 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
509 " setquota <-u|--user|-g|--group|-p|--projid> <uname>|<uid>|<gname>|<gid>|<projid>\n"
510 " [--block-softlimit <block-softlimit>]\n"
511 " [--block-hardlimit <block-hardlimit>]\n"
512 " [--inode-softlimit <inode-softlimit>]\n"
513 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
514 " setquota [-t] <-u|--user|-g|--group|-p|--projid>\n"
515 " [--block-grace <block-grace>]\n"
516 " [--inode-grace <inode-grace>] <filesystem>\n"
517 " setquota <-U|-G|-P>\n"
518 " -b <block-softlimit> -B <block-hardlimit>\n"
519 " -i <inode-softlimit> -I <inode-hardlimit> <filesystem>\n"
520 " setquota <-U|--default-usr|-G|--default-grp|-P|--default-prj>\n"
521 " [--block-softlimit <block-softlimit>]\n"
522 " [--block-hardlimit <block-hardlimit>]\n"
523 " [--inode-softlimit <inode-softlimit>]\n"
524 " [--inode-hardlimit <inode-hardlimit>] <filesystem>\n"
525 " setquota <-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>\n"
527 " -b can be used instead of --block-softlimit/--block-grace\n"
528 " -B can be used instead of --block-hardlimit\n"
529 " -i can be used instead of --inode-softlimit/--inode-grace\n"
530 " -I can be used instead of --inode-hardlimit\n"
531 " -d can be used instead of --default\n\n"
532 "Note: The total quota space will be split into many qunits and\n"
533 " balanced over all server targets, the minimal qunit size is\n"
534 " 1M bytes for block space and 1K inodes for inode space.\n\n"
535 " The maximum quota grace time is 2^48 - 1 seconds.\n\n"
536 " Quota space rebalancing process will stop when this mininum\n"
537 " value is reached. As a result, quota exceeded can be returned\n"
538 " while many targets still have 1MB or 1K inodes of spare\n"
540 {"quota", lfs_quota, 0, "Display disk usage and limits.\n"
541 "usage: quota [-q] [-v] [-h] [-o <obd_uuid>|-i <mdt_idx>|-I "
543 " [<-u|-g|-p> <uname>|<uid>|<gname>|<gid>|<projid>] <filesystem>\n"
544 " quota [-o <obd_uuid>|-i <mdt_idx>|-I <ost_idx>] -t <-u|-g|-p> <filesystem>\n"
545 " quota [-q] [-v] [h] <-U|-G|-P> <filesystem>"},
546 {"project", lfs_project, 0,
547 "Change or list project attribute for specified file or directory.\n"
548 "usage: project [-d|-r] <file|directory...>\n"
549 " list project ID and flags on file(s) or directories\n"
550 " project [-p id] [-s] [-r] <file|directory...>\n"
551 " set project ID and/or inherit flag for specified file(s) or directories\n"
552 " project -c [-d|-r [-p id] [-0]] <file|directory...>\n"
553 " check project ID and flags on file(s) or directories, print outliers\n"
554 " project -C [-r] [-k] <file|directory...>\n"
555 " clear the project inherit flag and ID on the file or directory\n"
558 {"flushctx", lfs_flushctx, 0, "Flush security context for current user.\n"
559 "usage: flushctx [-k] [mountpoint...]"},
560 {"changelog", lfs_changelog, 0,
561 "Show the metadata changes on an MDT."
562 "\nusage: changelog <mdtname> [startrec [endrec]]"},
563 {"changelog_clear", lfs_changelog_clear, 0,
564 "Indicate that old changelog records up to <endrec> are no longer of "
565 "interest to consumer <id>, allowing the system to free up space.\n"
566 "An <endrec> of 0 means all records.\n"
567 "usage: changelog_clear <mdtname> <id> <endrec>"},
568 {"fid2path", lfs_fid2path, 0,
569 "Resolve the full path(s) for given FID(s). For a specific hardlink "
570 "specify link number <linkno>.\n"
571 "usage: fid2path [-c] [--link|-l <linkno>] <fsname|root> <fid> ..."},
572 {"path2fid", lfs_path2fid, 0, "Display the fid(s) for a given path(s).\n"
573 "usage: path2fid [--parents] <path> ..."},
574 {"rmfid", lfs_rmfid, 0, "Remove file(s) by FID(s)\n"
575 "usage: rmfid <fsname|rootpath> <fid> ..."},
576 {"data_version", lfs_data_version, 0, "Display file data version for "
577 "a given path.\n" "usage: data_version -[n|r|w] <path>"},
578 {"hsm_state", lfs_hsm_state, 0, "Display the HSM information (states, "
579 "undergoing actions) for given files.\n usage: hsm_state <file> ..."},
580 {"hsm_set", lfs_hsm_set, 0, "Set HSM user flag on specified files.\n"
581 "usage: hsm_set [--norelease] [--noarchive] [--dirty] [--exists] "
582 "[--archived] [--lost] [--archive-id NUM] <file> ..."},
583 {"hsm_clear", lfs_hsm_clear, 0, "Clear HSM user flag on specified "
585 "usage: hsm_clear [--norelease] [--noarchive] [--dirty] [--exists] "
586 "[--archived] [--lost] <file> ..."},
587 {"hsm_action", lfs_hsm_action, 0, "Display current HSM request for "
588 "given files.\n" "usage: hsm_action <file> ..."},
589 {"hsm_archive", lfs_hsm_archive, 0,
590 "Archive file to external storage.\n"
591 "usage: hsm_archive [--filelist FILELIST] [--data DATA] [--archive NUM] "
593 {"hsm_restore", lfs_hsm_restore, 0,
594 "Restore file from external storage.\n"
595 "usage: hsm_restore [--filelist FILELIST] [--data DATA] <file> ..."},
596 {"hsm_release", lfs_hsm_release, 0,
597 "Release files from Lustre.\n"
598 "usage: hsm_release [--filelist FILELIST] [--data DATA] <file> ..."},
599 {"hsm_remove", lfs_hsm_remove, 0,
600 "Remove file copy from external storage.\n"
601 "usage: hsm_remove [--filelist FILELIST] [--data DATA] "
603 " (FILE [FILE ...] | "
604 "--mntpath MOUNTPATH FID [FID ...])\n"
606 "Note: To remove an archived copy of a file already deleted from a "
608 "--mntpath option and a list of FIDs must be specified"
610 {"hsm_cancel", lfs_hsm_cancel, 0,
611 "Cancel requests related to specified files.\n"
612 "usage: hsm_cancel [--filelist FILELIST] [--data DATA] <file> ..."},
613 {"swap_layouts", lfs_swap_layouts, 0, "Swap layouts between 2 files.\n"
614 "usage: swap_layouts <path1> <path2>"},
615 {"migrate", lfs_setstripe_migrate, 0,
616 "migrate a directory between MDTs.\n"
617 "usage: migrate [--mdt-count|-c] <stripe_count>\n"
618 " [--mdt-hash|-H] <hash_type>\n"
619 " [--mdt-index|-m] <start_mdt_index>\n"
622 "\tmdt: MDTs to stripe over, if only one MDT is specified\n"
623 " it's the MDT index of first stripe\n"
624 "\tmdt_count: number of MDTs to stripe a directory over\n"
625 "\tmdt_hash: hash type of the striped directory. mdt types:\n"
626 " fnv_1a_64 FNV-1a hash algorithm (default)\n"
627 " all_char sum of characters % MDT_COUNT\n"
629 "migrate file objects from one OST "
630 "layout\nto another (may be not safe with concurent writes).\n"
632 "[--stripe-count|-c] <stripe_count>\n"
633 "[--overstripe-count|-C] <stripe_count>\n"
634 " [--stripe-index|-i] <start_ost_index>\n"
635 " [--stripe-size|-S] <stripe_size>\n"
636 " [--pool|-p] <pool_name>\n"
637 " [--ost|-o] <ost_indices>\n"
639 " [--non-block|-n]\n"
640 " [--non-direct|-D]\n"
641 " <file|directory>\n"
642 "\tstripe_count: number of OSTs to stripe a file over\n"
643 "\t Using -C instead of -c allows overstriping, which\n"
644 "\t will place more than one stripe per OST if\n"
645 "\t stripe_count is greater than the number of OSTs\n"
646 "\tstripe_ost_index: index of the first OST to stripe a file over\n"
647 "\tstripe_size: number of bytes to store before moving to the next OST\n"
648 "\tpool_name: name of the predefined pool of OSTs\n"
649 "\tost_indices: OSTs to stripe over, in order\n"
650 "\tblock: Block file access during data migration (default)\n"
651 "\tnon-block: Abort migrations if concurrent access is detected\n"
652 "\tnon-direct: do not use direct I/O to copy file contents.\n"},
654 "To move directories between MDTs. This command is deprecated, "
655 "use \"migrate\" instead.\n"
656 "usage: mv <directory|filename> [--mdt-index|-m] <mdt_index> "
658 {"ladvise", lfs_ladvise, 0,
659 "Provide servers with advice about access patterns for a file.\n"
660 "usage: ladvise [--advice|-a ADVICE] [--start|-s START[kMGT]]\n"
661 " [--background|-b] [--unset|-u]\n\n"
662 " {[--end|-e END[kMGT]] | [--length|-l LENGTH[kMGT]]}\n"
663 " {[--mode|-m [READ,WRITE]}\n"
665 {"mirror", lfs_mirror, mirror_cmdlist,
666 "lfs commands used to manage files with mirrored components:\n"
667 "lfs mirror create - create a mirrored file or directory\n"
668 "lfs mirror extend - add mirror(s) to an existing file\n"
669 "lfs mirror split - split a mirror from an existing mirrored file\n"
670 "lfs mirror resync - resynchronize out-of-sync mirrored file(s)\n"
671 "lfs mirror read - read a mirror content of a mirrored file\n"
672 "lfs mirror write - write to a mirror of a mirrored file\n"
673 "lfs mirror copy - copy a mirror to other mirror(s) of a file\n"
674 "lfs mirror verify - verify mirrored file(s)\n"},
675 {"getsom", lfs_getsom, 0, "To list the SOM info for a given file.\n"
676 "usage: getsom [-s] [-b] [-f] <path>\n"
677 "\t-s: Only show the size value of the SOM data for a given file\n"
678 "\t-b: Only show the blocks value of the SOM data for a given file\n"
679 "\t-f: Only show the flags value of the SOM data for a given file\n"},
680 {"heat_get", lfs_heat_get, 0,
681 "To get heat of files.\n"
682 "usage: heat_get <file> ...\n"},
683 {"heat_set", lfs_heat_set, 0,
684 "To set heat flags of files.\n"
685 "usage: heat_set [--clear|-c] [--off|-o] [--on|-O] <file> ...\n"
686 "\t--clear|-c: Clear file heat for given files\n"
687 "\t--off|-o: Turn off file heat for given files\n"
688 "\t--on|-O: Turn on file heat for given files\n"},
689 {"pcc", lfs_pcc, pcc_cmdlist,
690 "lfs commands used to interact with PCC features:\n"
691 "lfs pcc attach - attach given files to Persistent Client Cache\n"
692 "lfs pcc attach_fid - attach given files into PCC by FID(s)\n"
693 "lfs pcc state - display the PCC state for given files\n"
694 "lfs pcc detach - detach given files from Persistent Client Cache\n"
695 "lfs pcc detach_fid - detach given files from PCC by FID(s)\n"},
696 {"help", Parser_help, 0, "help"},
697 {"exit", Parser_quit, 0, "quit"},
698 {"quit", Parser_quit, 0, "quit"},
699 {"--version", Parser_version, 0,
700 "output build version of the utility and exit"},
701 {"--list-commands", lfs_list_commands, 0,
702 "list commands supported by the utility and exit"},
707 static int check_hashtype(const char *hashtype)
711 for (i = LMV_HASH_TYPE_ALL_CHARS; i < LMV_HASH_TYPE_MAX; i++)
712 if (strcmp(hashtype, mdt_hash_name[i]) == 0)
718 static uint32_t check_foreign_type_name(const char *foreign_type_name)
722 for (i = 0; i < LU_FOREIGN_TYPE_UNKNOWN; i++) {
723 if (lu_foreign_types[i].lft_name == NULL)
725 if (strcmp(foreign_type_name,
726 lu_foreign_types[i].lft_name) == 0)
727 return lu_foreign_types[i].lft_type;
730 return LU_FOREIGN_TYPE_UNKNOWN;
733 static const char *error_loc = "syserror";
736 MIGRATION_NONBLOCK = 0x0001,
737 MIGRATION_MIRROR = 0x0002,
738 MIGRATION_NONDIRECT = 0x0004,
739 MIGRATION_VERBOSE = 0x0008,
742 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
743 struct llapi_layout *layout);
746 migrate_open_files(const char *name, __u64 migration_flags,
747 const struct llapi_stripe_param *param,
748 struct llapi_layout *layout, int *fd_src, int *fd_tgt)
755 char parent[PATH_MAX];
756 char volatile_file[PATH_MAX];
762 if (param == NULL && layout == NULL) {
763 error_loc = "layout information";
767 /* search for file directory pathname */
768 if (strlen(name) > sizeof(parent) - 1) {
769 error_loc = "source file name";
773 strncpy(parent, name, sizeof(parent));
774 ptr = strrchr(parent, '/');
776 if (getcwd(parent, sizeof(parent)) == NULL) {
777 error_loc = "getcwd";
781 if (ptr == parent) /* leading '/' */
786 /* open file, direct io */
787 /* even if the file is only read, WR mode is nedeed to allow
788 * layout swap on fd */
790 if (!(migration_flags & MIGRATION_NONDIRECT))
792 fd = open(name, rflags);
795 error_loc = "cannot open source file";
799 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
801 error_loc = "cannot get MDT index";
806 int open_flags = O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW;
807 mode_t open_mode = S_IRUSR | S_IWUSR;
809 random_value = random();
810 rc = snprintf(volatile_file, sizeof(volatile_file),
811 "%s/%s:%.4X:%.4X", parent, LUSTRE_VOLATILE_HDR,
812 mdt_index, random_value);
813 if (rc >= sizeof(volatile_file)) {
818 /* create, open a volatile file, use caching (ie no directio) */
820 fdv = llapi_file_open_param(volatile_file, open_flags,
823 fdv = lfs_component_create(volatile_file, open_flags,
825 } while (fdv < 0 && (rc = fdv) == -EEXIST);
828 error_loc = "cannot create volatile file";
832 /* In case the MDT does not support creation of volatile files
833 * we should try to unlink it. */
834 (void)unlink(volatile_file);
836 /* Not-owner (root?) special case.
837 * Need to set owner/group of volatile file like original.
838 * This will allow to pass related check during layout_swap.
843 error_loc = "cannot stat source file";
847 rc = fstat(fdv, &stv);
850 error_loc = "cannot stat volatile";
854 if (st.st_uid != stv.st_uid || st.st_gid != stv.st_gid) {
855 rc = fchown(fdv, st.st_uid, st.st_gid);
858 error_loc = "cannot change ownwership of volatile";
877 static int migrate_copy_data(int fd_src, int fd_dst, int (*check_file)(int))
879 struct llapi_layout *layout;
880 size_t buf_size = 4 * 1024 * 1024;
889 layout = llapi_layout_get_by_fd(fd_src, 0);
890 if (layout != NULL) {
891 uint64_t stripe_size;
893 rc = llapi_layout_stripe_size_get(layout, &stripe_size);
895 buf_size = stripe_size;
897 llapi_layout_free(layout);
900 /* Use a page-aligned buffer for direct I/O */
901 rc = posix_memalign(&buf, getpagesize(), buf_size);
906 /* read new data only if we have written all
907 * previously read data */
910 rc = check_file(fd_src);
915 rsize = read(fd_src, buf, buf_size);
927 wsize = write(fd_dst, buf + bufoff, rpos - wpos);
946 static int migrate_copy_timestamps(int fd, int fdv)
950 if (fstat(fd, &st) == 0) {
951 struct timeval tv[2] = {
952 {.tv_sec = st.st_atime},
953 {.tv_sec = st.st_mtime}
956 return futimes(fdv, tv);
962 static int migrate_block(int fd, int fdv)
969 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
971 error_loc = "cannot get dataversion";
979 /* The grouplock blocks all concurrent accesses to the file.
980 * It has to be taken after llapi_get_data_version as it would
982 rc = llapi_group_lock(fd, gid);
984 error_loc = "cannot get group lock";
988 rc = migrate_copy_data(fd, fdv, NULL);
990 error_loc = "data copy failed";
994 /* Make sure we keep original atime/mtime values */
995 rc = migrate_copy_timestamps(fd, fdv);
997 error_loc = "timestamp copy failed";
1002 * for a migration we need to check data version on file did
1005 * Pass in gid=0 since we already own grouplock. */
1006 rc = llapi_fswap_layouts_grouplock(fd, fdv, dv1, 0, 0,
1007 SWAP_LAYOUTS_CHECK_DV1);
1008 if (rc == -EAGAIN) {
1009 error_loc = "file changed";
1011 } else if (rc < 0) {
1012 error_loc = "cannot swap layout";
1017 rc2 = llapi_group_unlock(fd, gid);
1018 if (rc2 < 0 && rc == 0) {
1019 error_loc = "unlock group lock";
1027 * Internal helper for migrate_copy_data(). Check lease and report error if
1030 * \param[in] fd File descriptor on which to check the lease.
1032 * \retval 0 Migration can keep on going.
1033 * \retval -errno Error occurred, abort migration.
1035 static int check_lease(int fd)
1039 rc = llapi_lease_check(fd);
1041 return 0; /* llapi_check_lease returns > 0 on success. */
1046 static int migrate_nonblock(int fd, int fdv)
1052 rc = llapi_get_data_version(fd, &dv1, LL_DV_RD_FLUSH);
1054 error_loc = "cannot get data version";
1058 rc = migrate_copy_data(fd, fdv, check_lease);
1060 error_loc = "data copy failed";
1064 rc = llapi_get_data_version(fd, &dv2, LL_DV_RD_FLUSH);
1066 error_loc = "cannot get data version";
1072 error_loc = "source file changed";
1076 /* Make sure we keep original atime/mtime values */
1077 rc = migrate_copy_timestamps(fd, fdv);
1079 error_loc = "timestamp copy failed";
1086 static int lfs_component_set(char *fname, int comp_id,
1087 __u32 flags, __u32 neg_flags)
1090 __u32 flags_array[2];
1095 ids[count] = comp_id;
1096 flags_array[count] = flags;
1101 if (neg_flags & LCME_FL_STALE) {
1102 fprintf(stderr, "%s: cannot clear 'stale' flags from "
1103 "component. Please use lfs-mirror-resync(1) "
1104 "instead\n", progname);
1108 ids[count] = comp_id;
1109 flags_array[count] = neg_flags | LCME_FL_NEG;
1113 rc = llapi_layout_file_comp_set(fname, ids, flags_array, count);
1115 if (errno == EUCLEAN) {
1118 "%s: cannot set 'stale' flag on component '%#x' of the last non-stale mirror of '%s'\n",
1119 progname, comp_id, fname);
1122 "%s: cannot change the flags of component '%#x' of file '%s': %x / ^(%x)\n",
1123 progname, comp_id, fname, flags, neg_flags);
1130 static int lfs_component_del(char *fname, __u32 comp_id,
1131 __u32 flags, __u32 neg_flags)
1135 if (flags && neg_flags)
1138 if (!flags && neg_flags)
1139 flags = neg_flags | LCME_FL_NEG;
1141 if ((flags && comp_id) || (!flags && !comp_id))
1145 if (flags & ~LCME_KNOWN_FLAGS) {
1147 "%s setstripe: unknown flags %#x\n",
1151 } else if (comp_id > LCME_ID_MAX) {
1152 fprintf(stderr, "%s setstripe: invalid component id %u\n",
1157 rc = llapi_layout_file_comp_del(fname, comp_id, flags);
1160 "%s setstripe: cannot delete component %#x from '%s': %s\n",
1161 progname, comp_id, fname, strerror(errno));
1165 static int lfs_component_add(char *fname, struct llapi_layout *layout)
1172 rc = llapi_layout_file_comp_add(fname, layout);
1174 fprintf(stderr, "Add layout component(s) to %s failed. %s\n",
1175 fname, strerror(errno));
1179 static int lfs_component_create(char *fname, int open_flags, mode_t open_mode,
1180 struct llapi_layout *layout)
1188 fd = lstat(fname, &st);
1189 if (fd == 0 && S_ISDIR(st.st_mode))
1190 open_flags = O_DIRECTORY | O_RDONLY;
1192 fd = llapi_layout_file_open(fname, open_flags, open_mode, layout);
1194 fprintf(stderr, "%s: cannot %s '%s': %s\n", progname,
1195 S_ISDIR(st.st_mode) ?
1196 "set default composite layout for" :
1197 "create composite file",
1198 fname, strerror(errno));
1202 static int lfs_migrate(char *name, __u64 migration_flags,
1203 struct llapi_stripe_param *param,
1204 struct llapi_layout *layout)
1206 struct llapi_layout *existing;
1207 uint64_t dom_new, dom_cur;
1212 rc = migrate_open_files(name, migration_flags, param, layout,
1217 rc = llapi_layout_dom_size(layout, &dom_new);
1219 error_loc = "cannot get new layout DoM size";
1222 /* special case for migration to DOM layout*/
1223 existing = llapi_layout_get_by_fd(fd, 0);
1225 error_loc = "cannot get existing layout";
1229 rc = llapi_layout_dom_size(existing, &dom_cur);
1231 error_loc = "cannot get current layout DoM size";
1235 /* if file has DoM layout already then migration is possible to
1236 * the new layout with the same DoM component via swap layout,
1237 * if new layout used bigger DOM size, then mirroring is used
1239 if (dom_new > dom_cur) {
1240 rc = lfs_migrate_to_dom(fd, fdv, name, migration_flags, param,
1243 error_loc = "cannot migrate to DOM layout";
1247 if (!(migration_flags & MIGRATION_NONBLOCK)) {
1248 /* Blocking mode (forced if servers do not support file lease).
1249 * It is also the default mode, since we cannot distinguish
1250 * between a broken lease and a server that does not support
1251 * atomic swap/close (LU-6785) */
1252 rc = migrate_block(fd, fdv);
1256 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1258 error_loc = "cannot get lease";
1262 rc = migrate_nonblock(fd, fdv);
1264 llapi_lease_release(fd);
1268 /* Atomically put lease, swap layouts and close.
1269 * for a migration we need to check data version on file did
1271 rc = llapi_fswap_layouts(fd, fdv, 0, 0, SWAP_LAYOUTS_CLOSE);
1273 error_loc = "cannot swap layout";
1285 fprintf(stderr, "error: %s: %s: %s: %s\n",
1286 progname, name, error_loc, strerror(-rc));
1287 else if (migration_flags & MIGRATION_VERBOSE)
1288 printf("%s\n", name);
1293 static int comp_str2flags(char *string, __u32 *flags, __u32 *neg_flags)
1302 for (name = strtok(string, ","); name; name = strtok(NULL, ",")) {
1306 for (i = 0; i < ARRAY_SIZE(comp_flags_table); i++) {
1307 __u32 comp_flag = comp_flags_table[i].cfn_flag;
1308 const char *comp_name = comp_flags_table[i].cfn_name;
1310 if (strcmp(name, comp_name) == 0) {
1311 *flags |= comp_flag;
1313 } else if (strncmp(name, "^", 1) == 0 &&
1314 strcmp(name + 1, comp_name) == 0) {
1315 *neg_flags |= comp_flag;
1320 llapi_printf(LLAPI_MSG_ERROR,
1321 "%s: component flag '%s' not supported\n",
1327 if (!*flags && !*neg_flags)
1330 /* don't allow to set and exclude the same flag */
1331 if (*flags & *neg_flags)
1337 static int mirror_str2state(char *string, __u16 *state, __u16 *neg_state)
1345 if (strncmp(string, "^", 1) == 0) {
1346 *neg_state = llapi_layout_string_flags(string + 1);
1347 if (*neg_state != 0)
1350 *state = llapi_layout_string_flags(string);
1355 llapi_printf(LLAPI_MSG_ERROR,
1356 "%s: mirrored file state '%s' not supported\n",
1362 * struct mirror_args - Command-line arguments for mirror(s).
1363 * @m_count: Number of mirrors to be created with this layout.
1364 * @m_flags: Mirror level flags, only 'prefer' is supported.
1365 * @m_layout: Mirror layout.
1366 * @m_file: A victim file. Its layout will be split and used as a mirror.
1367 * @m_next: Point to the next node of the list.
1369 * Command-line arguments for mirror(s) will be parsed and stored in
1370 * a linked list that consists of this structure.
1372 struct mirror_args {
1375 struct llapi_layout *m_layout;
1377 struct mirror_args *m_next;
1381 * enum mirror_flags - Flags for extending a mirrored file.
1382 * @MF_NO_VERIFY: Indicates not to verify the mirror(s) from victim file(s)
1383 * in case the victim file(s) contains the same data as the
1384 * original mirrored file.
1385 * @MF_DESTROY: Indicates to delete the mirror from the mirrored file.
1386 * @MF_COMP_ID: specified component id instead of mirror id
1388 * Flags for extending a mirrored file.
1398 * mirror_create_sanity_check() - Check mirror list.
1399 * @list: A linked list that stores the mirror arguments.
1401 * This function does a sanity check on @list for creating
1404 * Return: 0 on success or a negative error code on failure.
1406 static int mirror_create_sanity_check(const char *fname,
1407 struct mirror_args *list)
1410 bool has_m_file = false;
1411 bool has_m_layout = false;
1417 struct llapi_layout *layout;
1419 layout = llapi_layout_get_by_path(fname, 0);
1422 "error: %s: file '%s' couldn't get layout\n",
1427 rc = llapi_layout_sanity(layout, false, true);
1429 llapi_layout_free(layout);
1432 llapi_layout_sanity_perror(rc);
1437 while (list != NULL) {
1438 if (list->m_file != NULL) {
1440 llapi_layout_free(list->m_layout);
1443 llapi_layout_get_by_path(list->m_file, 0);
1444 if (list->m_layout == NULL) {
1446 "error: %s: file '%s' has no layout\n",
1447 progname, list->m_file);
1451 has_m_layout = true;
1452 if (list->m_layout == NULL) {
1453 fprintf(stderr, "error: %s: no mirror layout\n",
1459 rc = llapi_layout_sanity(list->m_layout, false, true);
1461 llapi_layout_sanity_perror(rc);
1465 list = list->m_next;
1468 if (has_m_file && has_m_layout) {
1470 "error: %s: -f <victim_file> option should not be specified with setstripe options\n",
1478 static int mirror_set_flags(struct llapi_layout *layout, void *cbdata)
1480 __u32 mirror_flags = *(__u32 *)cbdata;
1484 rc = llapi_layout_comp_flags_get(layout, &flags);
1489 rc = llapi_layout_comp_flags_set(layout, mirror_flags);
1494 return LLAPI_LAYOUT_ITER_CONT;
1498 * mirror_create() - Create a mirrored file.
1499 * @fname: The file to be created.
1500 * @mirror_list: A linked list that stores the mirror arguments.
1502 * This function creates a mirrored file @fname with the mirror(s)
1503 * from @mirror_list.
1505 * Return: 0 on success or a negative error code on failure.
1507 static int mirror_create(char *fname, struct mirror_args *mirror_list)
1509 struct llapi_layout *layout = NULL;
1510 struct mirror_args *cur_mirror = NULL;
1511 uint16_t mirror_count = 0;
1515 rc = mirror_create_sanity_check(NULL, mirror_list);
1519 cur_mirror = mirror_list;
1520 while (cur_mirror != NULL) {
1521 rc = llapi_layout_comp_iterate(cur_mirror->m_layout,
1523 &cur_mirror->m_flags);
1526 fprintf(stderr, "%s: failed to set mirror flags\n",
1531 for (i = 0; i < cur_mirror->m_count; i++) {
1532 rc = llapi_layout_merge(&layout, cur_mirror->m_layout);
1535 fprintf(stderr, "error: %s: "
1536 "merge layout failed: %s\n",
1537 progname, strerror(errno));
1541 mirror_count += cur_mirror->m_count;
1542 cur_mirror = cur_mirror->m_next;
1545 if (layout == NULL) {
1546 fprintf(stderr, "error: %s: layout is NULL\n", progname);
1550 rc = llapi_layout_mirror_count_set(layout, mirror_count);
1553 fprintf(stderr, "error: %s: set mirror count failed: %s\n",
1554 progname, strerror(errno));
1558 rc = lfs_component_create(fname, O_CREAT | O_WRONLY, 0666,
1566 llapi_layout_free(layout);
1571 * Compare files and check lease on @fd.
1573 * \retval bytes number of bytes are the same
1575 static ssize_t mirror_file_compare(int fd, int fdv)
1577 const size_t buflen = 4 * 1024 * 1024; /* 4M */
1579 ssize_t bytes_done = 0;
1580 ssize_t bytes_read = 0;
1582 buf = malloc(buflen * 2);
1587 if (!llapi_lease_check(fd)) {
1588 bytes_done = -EBUSY;
1592 bytes_read = read(fd, buf, buflen);
1593 if (bytes_read <= 0)
1596 if (bytes_read != read(fdv, buf + buflen, buflen))
1599 /* XXX: should compute the checksum on each buffer and then
1600 * compare checksum to avoid cache collision */
1601 if (memcmp(buf, buf + buflen, bytes_read))
1604 bytes_done += bytes_read;
1612 static int mirror_extend_file(const char *fname, const char *victim_file,
1613 enum mirror_flags mirror_flags)
1618 struct stat stbuf_v;
1619 struct ll_ioc_lease *data = NULL;
1622 fd = open(fname, O_RDWR);
1624 error_loc = "open source file";
1629 fdv = open(victim_file, O_RDWR);
1631 error_loc = "open target file";
1636 if (fstat(fd, &stbuf) || fstat(fdv, &stbuf_v)) {
1637 error_loc = "stat source or target file";
1642 if (stbuf.st_dev != stbuf_v.st_dev) {
1643 error_loc = "stat source and target file";
1648 /* mirrors should be of the same size */
1649 if (stbuf.st_size != stbuf_v.st_size) {
1650 error_loc = "file sizes don't match";
1655 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1657 error_loc = "cannot get lease";
1661 if (!(mirror_flags & MF_NO_VERIFY)) {
1663 /* mirrors should have the same contents */
1664 ret = mirror_file_compare(fd, fdv);
1665 if (ret != stbuf.st_size) {
1666 error_loc = "file busy or contents don't match";
1667 rc = ret < 0 ? ret : -EINVAL;
1672 /* Get rid of caching pages from clients */
1673 rc = llapi_file_flush(fd);
1675 error_loc = "cannot get data version";
1679 rc = llapi_file_flush(fdv);
1681 error_loc = "cannot get data version";
1686 /* Make sure we keep original atime/mtime values */
1687 rc = migrate_copy_timestamps(fd, fdv);
1689 error_loc = "cannot copy timestamp";
1693 /* Atomically put lease, merge layouts and close. */
1694 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1696 error_loc = "memory allocation";
1699 data->lil_mode = LL_LEASE_UNLCK;
1700 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1701 data->lil_count = 1;
1702 data->lil_ids[0] = fdv;
1703 rc = llapi_lease_set(fd, data);
1705 error_loc = "cannot merge layout";
1707 } else if (rc == 0) {
1709 error_loc = "lost lease lock";
1722 (void) unlink(victim_file);
1724 fprintf(stderr, "error: %s: %s: %s: %s\n",
1725 progname, fname, error_loc, strerror(-rc));
1729 static int mirror_extend_layout(char *name, struct llapi_layout *layout)
1731 struct ll_ioc_lease *data = NULL;
1736 rc = migrate_open_files(name, 0, NULL, layout, &fd, &fdv);
1740 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
1742 error_loc = "cannot get lease";
1746 rc = migrate_nonblock(fd, fdv);
1748 llapi_lease_release(fd);
1752 /* Atomically put lease, merge layouts and close. */
1753 data = calloc(1, offsetof(typeof(*data), lil_ids[1]));
1755 error_loc = "memory allocation";
1758 data->lil_mode = LL_LEASE_UNLCK;
1759 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
1760 data->lil_count = 1;
1761 data->lil_ids[0] = fdv;
1762 rc = llapi_lease_set(fd, data);
1764 error_loc = "cannot merge layout";
1766 } else if (rc == 0) {
1768 error_loc = "lost lease lock";
1781 fprintf(stderr, "error: %s: %s: %s: %s\n",
1782 progname, name, error_loc, strerror(-rc));
1786 static int mirror_extend(char *fname, struct mirror_args *mirror_list,
1787 enum mirror_flags mirror_flags)
1791 rc = mirror_create_sanity_check(fname, mirror_list);
1795 while (mirror_list) {
1796 if (mirror_list->m_file != NULL) {
1797 rc = mirror_extend_file(fname, mirror_list->m_file,
1800 __u32 mirror_count = mirror_list->m_count;
1802 while (mirror_count > 0) {
1803 rc = mirror_extend_layout(fname,
1804 mirror_list->m_layout);
1814 mirror_list = mirror_list->m_next;
1820 static int find_mirror_id(struct llapi_layout *layout, void *cbdata)
1825 rc = llapi_layout_mirror_id_get(layout, &id);
1829 if ((__u16)id == *(__u16 *)cbdata)
1830 return LLAPI_LAYOUT_ITER_STOP;
1832 return LLAPI_LAYOUT_ITER_CONT;
1835 static int find_comp_id(struct llapi_layout *layout, void *cbdata)
1840 rc = llapi_layout_comp_id_get(layout, &id);
1844 if (id == *(__u32 *)cbdata)
1845 return LLAPI_LAYOUT_ITER_STOP;
1847 return LLAPI_LAYOUT_ITER_CONT;
1850 struct pool_to_id_cbdata {
1854 static int find_comp_id_by_pool(struct llapi_layout *layout, void *cbdata)
1856 char buf[LOV_MAXPOOLNAME + 1];
1857 struct pool_to_id_cbdata *d = (void *)cbdata;
1861 rc = llapi_layout_pool_name_get(layout, buf, sizeof(buf));
1864 if (strcmp(d->pool, buf))
1865 return LLAPI_LAYOUT_ITER_CONT;
1867 rc = llapi_layout_mirror_id_get(layout, &id);
1872 return LLAPI_LAYOUT_ITER_STOP;
1875 struct collect_ids_data {
1881 static int collect_mirror_id(struct llapi_layout *layout, void *cbdata)
1883 struct collect_ids_data *cid = cbdata;
1887 rc = llapi_layout_mirror_id_get(layout, &id);
1891 if ((__u16)id != cid->cid_exclude) {
1894 for (i = 0; i < cid->cid_count; i++) {
1895 /* already collected the mirror id */
1896 if (id == cid->cid_ids[i])
1897 return LLAPI_LAYOUT_ITER_CONT;
1899 cid->cid_ids[cid->cid_count] = id;
1903 return LLAPI_LAYOUT_ITER_CONT;
1907 * last_non_stale_mirror() - Check if a mirror is the last non-stale mirror.
1908 * @mirror_id: Mirror id to be checked.
1909 * @layout: Mirror component list.
1911 * This function checks if a mirror with specified @mirror_id is the last
1912 * non-stale mirror of a layout @layout.
1914 * Return: true or false.
1917 bool last_non_stale_mirror(__u16 mirror_id, struct llapi_layout *layout)
1919 __u16 mirror_ids[128] = { 0 };
1920 struct collect_ids_data cid = { .cid_ids = mirror_ids,
1922 .cid_exclude = mirror_id, };
1925 llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
1927 for (i = 0; i < cid.cid_count; i++) {
1928 struct llapi_resync_comp comp_array[1024] = { { 0 } };
1931 comp_size = llapi_mirror_find_stale(layout, comp_array,
1932 ARRAY_SIZE(comp_array),
1941 static int mirror_split(const char *fname, __u32 id, const char *pool,
1942 enum mirror_flags mflags, const char *victim_file)
1944 struct llapi_layout *layout;
1945 char parent[PATH_MAX];
1946 char victim[PATH_MAX];
1947 int flags = O_CREAT | O_EXCL | O_LOV_DELAY_CREATE | O_NOFOLLOW;
1949 struct ll_ioc_lease *data;
1950 uint16_t mirror_count;
1955 /* check fname contains mirror with mirror_id/comp_id */
1956 layout = llapi_layout_get_by_path(fname, 0);
1959 "error %s: file '%s' couldn't get layout\n",
1964 rc = llapi_layout_sanity(layout, false, true);
1966 llapi_layout_sanity_perror(rc);
1970 rc = llapi_layout_mirror_count_get(layout, &mirror_count);
1973 "error %s: file '%s' couldn't get mirror count\n",
1977 if (mirror_count < 2) {
1979 "error %s: file '%s' has %d component, cannot split\n",
1980 progname, fname, mirror_count);
1984 if (mflags & MF_COMP_POOL) {
1985 struct pool_to_id_cbdata data = { .pool = pool };
1987 rc = llapi_layout_comp_iterate(layout, find_comp_id_by_pool,
1990 } else if (mflags & MF_COMP_ID) {
1991 rc = llapi_layout_comp_iterate(layout, find_comp_id, &id);
1992 id = mirror_id_of(id);
1994 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &id);
1997 fprintf(stderr, "error %s: failed to iterate layout of '%s'\n",
2000 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
2002 "error %s: file '%s' does not contain mirror with id %u\n",
2003 progname, fname, id);
2007 fd = open(fname, O_RDWR);
2010 "error %s: open file '%s' failed: %s\n",
2011 progname, fname, strerror(errno));
2015 /* get victim file directory pathname */
2016 if (strlen(fname) > sizeof(parent) - 1) {
2017 fprintf(stderr, "error %s: file name of '%s' too long\n",
2022 strncpy(parent, fname, sizeof(parent));
2023 ptr = strrchr(parent, '/');
2025 if (getcwd(parent, sizeof(parent)) == NULL) {
2026 fprintf(stderr, "error %s: getcwd failed: %s\n",
2027 progname, strerror(errno));
2037 rc = llapi_file_fget_mdtidx(fd, &mdt_index);
2039 fprintf(stderr, "%s: cannot get MDT index of '%s'\n",
2044 if (victim_file == NULL) {
2045 /* use a temp file to store the splitted layout */
2046 if (mflags & MF_DESTROY) {
2047 if (last_non_stale_mirror(id, layout)) {
2050 "%s: cannot destroy the last non-stale mirror of file '%s'\n",
2055 fdv = llapi_create_volatile_idx(parent, mdt_index,
2056 O_LOV_DELAY_CREATE);
2058 snprintf(victim, sizeof(victim), "%s.mirror~%u",
2060 fdv = open(victim, flags, S_IRUSR | S_IWUSR);
2063 /* user specified victim file */
2064 fdv = open(victim_file, flags, S_IRUSR | S_IWUSR);
2069 "error %s: create victim file failed: %s\n",
2070 progname, strerror(errno));
2074 /* get lease lock of fname */
2075 rc = llapi_lease_acquire(fd, LL_LEASE_WRLCK);
2078 "error %s: cannot get lease of file '%s': %d\n",
2079 progname, fname, rc);
2083 /* Atomatically put lease, split layouts and close. */
2084 data = malloc(offsetof(typeof(*data), lil_ids[2]));
2090 data->lil_mode = LL_LEASE_UNLCK;
2091 data->lil_flags = LL_LEASE_LAYOUT_SPLIT;
2092 data->lil_count = 2;
2093 data->lil_ids[0] = fdv;
2094 data->lil_ids[1] = id;
2095 rc = llapi_lease_set(fd, data);
2097 if (rc == 0) /* lost lease lock */
2100 "error %s: cannot split '%s': %s\n",
2101 progname, fname, strerror(-rc));
2112 llapi_layout_free(layout);
2117 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
2118 __u16 *mirror_ids, int ids_nr);
2120 static int lfs_migrate_to_dom(int fd, int fdv, char *name,
2121 __u64 migration_flags,
2122 struct llapi_stripe_param *param,
2123 struct llapi_layout *layout)
2125 struct ll_ioc_lease *data = NULL;
2128 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
2130 error_loc = "cannot get lease";
2134 /* Atomically put lease, merge layouts, resync and close. */
2135 data = calloc(1, offsetof(typeof(*data), lil_ids[1024]));
2137 error_loc = "memory allocation";
2140 data->lil_mode = LL_LEASE_UNLCK;
2141 data->lil_flags = LL_LEASE_LAYOUT_MERGE;
2142 data->lil_count = 1;
2143 data->lil_ids[0] = fdv;
2144 rc = llapi_lease_set(fd, data);
2146 error_loc = "cannot merge layout";
2148 } else if (rc == 0) {
2150 error_loc = "lost lease lock";
2156 rc = lfs_mirror_resync_file(name, data, NULL, 0);
2158 error_loc = "cannot resync file";
2162 /* delete first mirror now */
2163 rc = mirror_split(name, 1, NULL, MF_DESTROY, NULL);
2165 error_loc = "cannot delete old layout";
2173 fprintf(stderr, "error: %s: %s: %s: %s\n",
2174 progname, name, error_loc, strerror(-rc));
2175 else if (migration_flags & MIGRATION_VERBOSE)
2176 printf("%s\n", name);
2183 * Parse a string containing an target index list into an array of integers.
2185 * The input string contains a comma delimited list of individual
2186 * indices and ranges, for example "1,2-4,7". Add the indices into the
2187 * \a tgts array and remove duplicates.
2189 * \param[out] tgts array to store indices in
2190 * \param[in] size size of \a tgts array
2191 * \param[in] offset starting index in \a tgts
2192 * \param[in] arg string containing OST index list
2193 * \param[in/out] overstriping index list may contain duplicates
2195 * \retval positive number of indices in \a tgts
2196 * \retval -EINVAL unable to parse \a arg
2198 static int parse_targets(__u32 *tgts, int size, int offset, char *arg,
2199 unsigned long long *pattern)
2203 int slots = size - offset;
2205 bool overstriped = false;
2211 end_of_loop = false;
2212 while (!end_of_loop) {
2213 int start_index = 0;
2216 char *endptr = NULL;
2220 ptr = strchrnul(arg, ',');
2222 end_of_loop = *ptr == '\0';
2225 start_index = strtol(arg, &endptr, 0);
2226 if (endptr == arg) /* no data at all */
2228 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
2231 end_index = start_index;
2232 if (*endptr == '-') {
2233 end_index = strtol(endptr + 1, &endptr, 0);
2234 if (*endptr != '\0')
2236 if (end_index < start_index)
2240 for (i = start_index; i <= end_index && slots > 0; i++) {
2243 /* remove duplicate */
2244 for (j = 0; j < offset; j++) {
2245 if (tgts[j] == i && pattern &&
2246 *pattern == LLAPI_LAYOUT_OVERSTRIPING)
2248 else if (tgts[j] == i)
2254 if (j == offset) { /* check complete */
2260 if (slots == 0 && i < end_index)
2268 if (!end_of_loop && ptr != NULL)
2271 if (!overstriped && pattern)
2272 *pattern = LLAPI_LAYOUT_DEFAULT;
2274 return rc < 0 ? rc : nr;
2277 struct lfs_setstripe_args {
2278 unsigned long long lsa_comp_end;
2279 unsigned long long lsa_stripe_size;
2280 unsigned long long lsa_extension_size;
2281 long long lsa_stripe_count;
2282 long long lsa_stripe_off;
2283 __u32 lsa_comp_flags;
2284 __u32 lsa_comp_neg_flags;
2285 unsigned long long lsa_pattern;
2286 unsigned int lsa_mirror_count;
2288 bool lsa_first_comp;
2289 bool lsa_extension_comp;
2291 char *lsa_pool_name;
2294 static inline void setstripe_args_init(struct lfs_setstripe_args *lsa)
2296 unsigned int mirror_count = lsa->lsa_mirror_count;
2297 bool first_comp = lsa->lsa_first_comp;
2299 memset(lsa, 0, sizeof(*lsa));
2301 lsa->lsa_stripe_size = LLAPI_LAYOUT_DEFAULT;
2302 lsa->lsa_stripe_count = LLAPI_LAYOUT_DEFAULT;
2303 lsa->lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
2304 lsa->lsa_pattern = LLAPI_LAYOUT_RAID0;
2305 lsa->lsa_pool_name = NULL;
2307 lsa->lsa_mirror_count = mirror_count;
2308 lsa->lsa_first_comp = first_comp;
2312 * setstripe_args_init_inherit() - Initialize and inherit stripe options.
2313 * @lsa: Stripe options to be initialized and inherited.
2315 * This function initializes stripe options in @lsa and inherit
2316 * stripe_size, stripe_count and OST pool_name options.
2320 static inline void setstripe_args_init_inherit(struct lfs_setstripe_args *lsa)
2322 unsigned long long stripe_size;
2323 long long stripe_count;
2324 char *pool_name = NULL;
2326 stripe_size = lsa->lsa_stripe_size;
2327 stripe_count = lsa->lsa_stripe_count;
2328 pool_name = lsa->lsa_pool_name;
2330 setstripe_args_init(lsa);
2332 lsa->lsa_stripe_size = stripe_size;
2333 lsa->lsa_stripe_count = stripe_count;
2334 lsa->lsa_pool_name = pool_name;
2337 static inline bool setstripe_args_specified(struct lfs_setstripe_args *lsa)
2339 return (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT ||
2340 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ||
2341 lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
2342 lsa->lsa_pattern != LLAPI_LAYOUT_RAID0 ||
2343 lsa->lsa_comp_end != 0);
2347 * comp_args_to_layout() - Create or extend a composite layout.
2348 * @composite: Pointer to the composite layout.
2349 * @lsa: Stripe options for the new component.
2351 * This function creates or extends a composite layout by adding a new
2352 * component with stripe options from @lsa.
2354 * Return: 0 on success or an error code on failure.
2356 static int comp_args_to_layout(struct llapi_layout **composite,
2357 struct lfs_setstripe_args *lsa,
2360 struct llapi_layout *layout = *composite;
2361 uint64_t prev_end = 0;
2366 if (layout == NULL) {
2367 layout = llapi_layout_alloc();
2368 if (layout == NULL) {
2369 fprintf(stderr, "Alloc llapi_layout failed. %s\n",
2374 *composite = layout;
2375 lsa->lsa_first_comp = true;
2379 /* Get current component extent, current component
2380 * must be the tail component. */
2381 rc = llapi_layout_comp_extent_get(layout, &start, &prev_end);
2383 fprintf(stderr, "Get comp extent failed. %s\n",
2388 if (lsa->lsa_first_comp)
2391 if (lsa->lsa_first_comp)
2392 rc = llapi_layout_add_first_comp(layout);
2394 rc = llapi_layout_comp_add(layout);
2396 fprintf(stderr, "Add component failed. %s\n",
2402 rc = llapi_layout_comp_flags_set(layout, lsa->lsa_comp_flags);
2404 fprintf(stderr, "Set flags 0x%x failed: %s\n",
2405 lsa->lsa_comp_flags, strerror(errno));
2410 uint64_t comp_end = lsa->lsa_comp_end;
2412 /* The extendable component is 0-length, so it can be removed
2413 * if there is insufficient space to extend it. */
2414 if (lsa->lsa_extension_comp)
2415 comp_end = prev_end;
2417 rc = llapi_layout_comp_extent_set(layout, prev_end,
2420 fprintf(stderr, "Set extent [%lu, %lu) failed. %s\n",
2421 prev_end, comp_end, strerror(errno));
2425 /* reset lsa_first_comp */
2426 lsa->lsa_first_comp = false;
2428 /* Data-on-MDT component setting */
2429 if (lsa->lsa_pattern == LLAPI_LAYOUT_MDT) {
2430 /* In case of Data-on-MDT patterns the only extra option
2431 * applicable is stripe size option. */
2432 if (lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
2433 fprintf(stderr, "Option 'stripe-count' can't be "
2434 "specified with Data-on-MDT component: %lld\n",
2435 lsa->lsa_stripe_count);
2439 if (lsa->lsa_stripe_size != LLAPI_LAYOUT_DEFAULT) {
2440 fprintf(stderr, "Option 'stripe-size' can't be "
2441 "specified with Data-on-MDT component: %llu\n",
2442 lsa->lsa_stripe_size);
2446 if (lsa->lsa_nr_tgts != 0) {
2447 fprintf(stderr, "Option 'ost-list' can't be specified "
2448 "with Data-on-MDT component: '%i'\n",
2453 if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT) {
2454 fprintf(stderr, "Option 'stripe-offset' can't be "
2455 "specified with Data-on-MDT component: %lld\n",
2456 lsa->lsa_stripe_off);
2460 if (lsa->lsa_pool_name != 0) {
2461 fprintf(stderr, "Option 'pool' can't be specified "
2462 "with Data-on-MDT component: '%s'\n",
2463 lsa->lsa_pool_name);
2468 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2470 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2475 /* Data-on-MDT component has always single stripe up to end */
2476 lsa->lsa_stripe_size = lsa->lsa_comp_end;
2477 } else if (lsa->lsa_pattern == LLAPI_LAYOUT_OVERSTRIPING) {
2478 rc = llapi_layout_pattern_set(layout, lsa->lsa_pattern);
2480 fprintf(stderr, "Set stripe pattern %#llx failed. %s\n",
2487 size = lsa->lsa_comp_flags & LCME_FL_EXTENSION ?
2488 lsa->lsa_extension_size : lsa->lsa_stripe_size;
2490 if (lsa->lsa_comp_flags & LCME_FL_EXTENSION)
2491 rc = llapi_layout_extension_size_set(layout, size);
2493 rc = llapi_layout_stripe_size_set(layout, size);
2496 fprintf(stderr, "Set stripe size %lu failed: %s\n",
2497 size, strerror(errno));
2501 rc = llapi_layout_stripe_count_set(layout, lsa->lsa_stripe_count);
2503 fprintf(stderr, "Set stripe count %lld failed: %s\n",
2504 lsa->lsa_stripe_count, strerror(errno));
2508 if (lsa->lsa_pool_name != NULL) {
2509 rc = llapi_layout_pool_name_set(layout, lsa->lsa_pool_name);
2511 fprintf(stderr, "Set pool name: %s failed. %s\n",
2512 lsa->lsa_pool_name, strerror(errno));
2516 rc = llapi_layout_pool_name_set(layout, "");
2518 fprintf(stderr, "Clear pool name failed: %s\n",
2524 if (lsa->lsa_nr_tgts > 0) {
2525 if (lsa->lsa_stripe_count > 0 &&
2526 lsa->lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
2527 lsa->lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
2528 lsa->lsa_nr_tgts != lsa->lsa_stripe_count) {
2529 fprintf(stderr, "stripe_count(%lld) != nr_tgts(%d)\n",
2530 lsa->lsa_stripe_count,
2535 for (i = 0; i < lsa->lsa_nr_tgts; i++) {
2536 rc = llapi_layout_ost_index_set(layout, i,
2541 } else if (lsa->lsa_stripe_off != LLAPI_LAYOUT_DEFAULT &&
2542 lsa->lsa_stripe_off != -1) {
2543 rc = llapi_layout_ost_index_set(layout, 0, lsa->lsa_stripe_off);
2546 fprintf(stderr, "Set ost index %d failed. %s\n",
2547 i, strerror(errno));
2551 /* Create the second, virtual component of extension space */
2552 if (lsa->lsa_extension_comp) {
2553 lsa->lsa_comp_flags |= LCME_FL_EXTENSION;
2554 lsa->lsa_extension_comp = false;
2561 static int build_component(struct llapi_layout **layout,
2562 struct lfs_setstripe_args *lsa, bool set_extent)
2566 rc = comp_args_to_layout(layout, lsa, set_extent);
2570 if (lsa->lsa_mirror_count > 0) {
2571 rc = llapi_layout_mirror_count_set(*layout,
2572 lsa->lsa_mirror_count);
2576 rc = llapi_layout_flags_set(*layout, LCM_FL_RDONLY);
2579 lsa->lsa_mirror_count = 0;
2585 static int build_layout_from_yaml_node(struct cYAML *node,
2586 struct llapi_layout **layout,
2587 struct lfs_setstripe_args *lsa,
2594 if (node->cy_type == CYAML_TYPE_OBJECT) {
2595 /* go deep to sub blocks */
2596 rc = build_layout_from_yaml_node(node->cy_child, layout,
2601 if (node->cy_string == NULL)
2604 string = node->cy_string;
2605 /* skip leading lmm_ if present, to simplify parsing */
2606 if (strncmp(string, "lmm_", 4) == 0)
2609 if (node->cy_type == CYAML_TYPE_STRING) {
2610 if (!strcmp(string, "lcme_extent.e_end")) {
2611 if (!strcmp(node->cy_valuestring, "EOF") ||
2612 !strcmp(node->cy_valuestring, "eof"))
2613 lsa->lsa_comp_end = LUSTRE_EOF;
2614 } else if (!strcmp(string, "pool")) {
2615 lsa->lsa_pool_name = node->cy_valuestring;
2616 } else if (!strcmp(string, "pattern")) {
2617 if (!strcmp(node->cy_valuestring, "mdt"))
2618 lsa->lsa_pattern = LLAPI_LAYOUT_MDT;
2619 if (!strcmp(node->cy_valuestring,
2620 "raid0,overstriped"))
2622 LLAPI_LAYOUT_OVERSTRIPING;
2623 } else if (!strcmp(string, "lcme_flags")) {
2624 rc = comp_str2flags(node->cy_valuestring,
2625 &lsa->lsa_comp_flags,
2626 &lsa->lsa_comp_neg_flags);
2629 /* Only template flags have meaning in
2630 * the layout for a new file
2632 lsa->lsa_comp_flags &= LCME_TEMPLATE_FLAGS;
2634 } else if (node->cy_type == CYAML_TYPE_NUMBER) {
2635 if (!strcmp(string, "lcm_mirror_count")) {
2636 lsa->lsa_mirror_count = node->cy_valueint;
2637 } else if (!strcmp(string, "lcme_extent.e_start")) {
2638 if (node->cy_valueint != 0 || *layout != NULL) {
2639 rc = build_component(layout, lsa, true);
2644 if (node->cy_valueint == 0)
2645 lsa->lsa_first_comp = true;
2647 /* initialize lsa */
2648 setstripe_args_init(lsa);
2649 lsa->lsa_tgts = osts;
2650 } else if (!strcmp(string, "lcme_extent.e_end")) {
2651 if (node->cy_valueint == -1)
2652 lsa->lsa_comp_end = LUSTRE_EOF;
2654 lsa->lsa_comp_end = node->cy_valueint;
2655 } else if (!strcmp(string, "stripe_count")) {
2656 lsa->lsa_stripe_count = node->cy_valueint;
2657 } else if (!strcmp(string, "stripe_size")) {
2658 lsa->lsa_stripe_size = node->cy_valueint;
2659 } else if (!strcmp(string, "stripe_offset")) {
2660 lsa->lsa_stripe_off = node->cy_valueint;
2661 } else if (!strcmp(string, "l_ost_idx")) {
2662 osts[lsa->lsa_nr_tgts] = node->cy_valueint;
2667 node = node->cy_next;
2673 static int lfs_comp_create_from_yaml(char *template,
2674 struct llapi_layout **layout,
2675 struct lfs_setstripe_args *lsa,
2678 struct cYAML *tree = NULL, *err_rc = NULL;
2681 tree = cYAML_build_tree(template, NULL, 0, &err_rc, false);
2683 fprintf(stderr, "%s: cannot parse YAML file %s\n",
2684 progname, template);
2685 cYAML_build_error(-EINVAL, -1, "yaml", "from comp yaml",
2686 "can't parse", &err_rc);
2687 cYAML_print_tree2file(stderr, err_rc);
2688 cYAML_free_tree(err_rc);
2693 /* initialize lsa for plain file */
2694 setstripe_args_init(lsa);
2695 lsa->lsa_tgts = osts;
2697 rc = build_layout_from_yaml_node(tree, layout, lsa, osts);
2699 fprintf(stderr, "%s: cannot build layout from YAML file %s.\n",
2700 progname, template);
2703 rc = build_component(layout, lsa, *layout != NULL);
2705 /* clean clean lsa */
2706 setstripe_args_init(lsa);
2710 cYAML_free_tree(tree);
2715 * Get the extension size from the next (SEL) component and extend the
2716 * current component on it. The start of the next component is to be
2719 * \param[in] layout the current layout
2720 * \param[in] start the start of the current component
2721 * \param[in,out] end the end of the current component
2722 * \param[in] offset the offset to adjust the end position to instead of
2725 * \retval 0 - extended successfully
2726 * \retval < 0 - error
2728 static int layout_extend_comp(struct llapi_layout *layout,
2729 uint64_t start, uint64_t *end,
2732 uint64_t size, next_start, next_end;
2735 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_NEXT);
2737 fprintf(stderr, "%s setstripe: cannot move component cursor: "
2738 "%s\n", progname, strerror(errno));
2742 /* Even if the @size will not be used below, this will fail if
2743 * this is not a SEL component - a good confirmation we are
2744 * working on right components. */
2745 rc = llapi_layout_extension_size_get(layout, &size);
2747 fprintf(stderr, "%s setstripe: cannot get component ext size: "
2748 "%s\n", progname, strerror(errno));
2752 rc = llapi_layout_comp_extent_get(layout, &next_start, &next_end);
2754 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
2755 progname, strerror(errno));
2759 next_start += offset ?: size;
2760 rc = llapi_layout_comp_extent_set(layout, next_start, next_end);
2762 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
2763 progname, strerror(errno));
2767 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_PREV);
2769 fprintf(stderr, "%s setstripe: cannot move component cursor: "
2770 "%s\n", progname, strerror(errno));
2774 *end += offset ?: size;
2775 rc = llapi_layout_comp_extent_set(layout, start, *end);
2777 fprintf(stderr, "%s setstripe: cannot set extent: %s\n",
2778 progname, strerror(errno));
2786 * In 'lfs setstripe --component-add' mode, we need to fetch the extent
2787 * end of the last component in the existing file, and adjust the
2788 * first extent start of the components to be added accordingly.
2790 * In the create mode, we need to check if the first component is an extendable
2791 * SEL component and extend its length to the extension size (first component
2792 * of the PFL file is initialised at the create time, cannot be 0-lenght.
2794 static int layout_adjust_first_extent(char *fname, struct llapi_layout *layout,
2797 struct llapi_layout *head;
2798 uint64_t start = 0, prev_end = 0;
2807 head = llapi_layout_get_by_path(fname, 0);
2810 "%s setstripe: cannot read layout from '%s': "
2811 "%s\n", progname, fname, strerror(errno));
2813 } else if (errno == ENODATA) {
2814 /* file without LOVEA, this component-add will be turned
2815 * into a component-create. */
2816 llapi_layout_free(head);
2819 /* the new layout will be added to an empty one, it
2820 * still needs to be adjusted below */
2823 } else if (!llapi_layout_is_composite(head)) {
2824 fprintf(stderr, "%s setstripe: '%s' not a composite "
2825 "file\n", progname, fname);
2826 llapi_layout_free(head);
2830 rc = llapi_layout_comp_extent_get(head, &start, &prev_end);
2832 fprintf(stderr, "%s setstripe: cannot get prev "
2833 "extent: %s\n", progname, strerror(errno));
2834 llapi_layout_free(head);
2838 llapi_layout_free(head);
2842 /* Make sure we use the first component of the layout to be added. */
2843 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
2846 "%s setstripe: cannot move component cursor: %s\n",
2847 progname, strerror(errno));
2851 rc = llapi_layout_comp_extent_get(layout, &start, &end);
2853 fprintf(stderr, "%s setstripe: cannot get extent: %s\n",
2854 progname, strerror(errno));
2858 if (start == 0 && end == 0) {
2859 rc = layout_extend_comp(layout, start, &end,
2860 comp_add ? prev_end : 0);
2865 if (start > prev_end || end < prev_end) {
2866 fprintf(stderr, "%s setstripe: first extent [%lu, %lu) not "
2867 "adjacent with extent end %lu\n",
2868 progname, start, end, prev_end);
2872 rc = llapi_layout_comp_extent_set(layout, prev_end, end);
2874 fprintf(stderr, "%s setstripe: cannot set component extent "
2876 progname, prev_end, end, strerror(errno));
2883 static int mirror_adjust_first_extents(struct mirror_args *list)
2890 while (list != NULL) {
2891 rc = layout_adjust_first_extent(NULL, list->m_layout, false);
2894 list = list->m_next;
2900 static inline bool arg_is_eof(char *arg)
2902 return !strncmp(arg, "-1", strlen("-1")) ||
2903 !strncmp(arg, "EOF", strlen("EOF")) ||
2904 !strncmp(arg, "eof", strlen("eof"));
2908 * lfs_mirror_alloc() - Allocate a mirror argument structure.
2910 * Return: Valid mirror_args pointer on success and
2911 * NULL if memory allocation fails.
2913 static struct mirror_args *lfs_mirror_alloc(void)
2915 struct mirror_args *mirror = NULL;
2918 mirror = calloc(1, sizeof(*mirror));
2929 * lfs_mirror_free() - Free memory allocated for a mirror argument
2931 * @mirror: Previously allocated mirror argument structure by
2932 * lfs_mirror_alloc().
2934 * Free memory allocated for @mirror.
2938 static void lfs_mirror_free(struct mirror_args *mirror)
2940 if (mirror->m_layout != NULL)
2941 llapi_layout_free(mirror->m_layout);
2946 * lfs_mirror_list_free() - Free memory allocated for a mirror list.
2947 * @mirror_list: Previously allocated mirror list.
2949 * Free memory allocated for @mirror_list.
2953 static void lfs_mirror_list_free(struct mirror_args *mirror_list)
2955 struct mirror_args *next_mirror = NULL;
2957 while (mirror_list != NULL) {
2958 next_mirror = mirror_list->m_next;
2959 lfs_mirror_free(mirror_list);
2960 mirror_list = next_mirror;
2972 LFS_COMP_NO_VERIFY_OPT,
2974 LFS_LAYOUT_FLAGS_OPT, /* used for mirror and foreign flags */
2976 LFS_MIRROR_STATE_OPT,
2978 LFS_MIRROR_INDEX_OPT,
2979 LFS_LAYOUT_FOREIGN_OPT,
2985 static int lfs_setstripe_internal(int argc, char **argv,
2986 enum setstripe_origin opc)
2988 struct lfs_setstripe_args lsa = { 0 };
2989 struct llapi_stripe_param *param = NULL;
2990 struct find_param migrate_mdt_param = {
3000 unsigned long long size_units = 1;
3001 bool migrate_mode = false;
3002 bool migrate_mdt_mode = false;
3003 bool setstripe_mode = false;
3004 bool migration_block = false;
3005 __u64 migration_flags = 0;
3006 __u32 tgts[LOV_MAX_STRIPE_COUNT] = { 0 };
3007 int comp_del = 0, comp_set = 0;
3010 struct llapi_layout *layout = NULL;
3011 struct llapi_layout **lpp = &layout;
3012 bool mirror_mode = false;
3013 bool has_m_file = false;
3014 __u32 mirror_count = 0;
3015 enum mirror_flags mirror_flags = 0;
3016 struct mirror_args *mirror_list = NULL;
3017 struct mirror_args *new_mirror = NULL;
3018 struct mirror_args *last_mirror = NULL;
3019 __u16 mirror_id = 0;
3021 bool from_yaml = false;
3022 bool from_copy = false;
3023 char *template = NULL;
3024 bool foreign_mode = false;
3026 uint32_t type = LU_FOREIGN_TYPE_NONE, flags = 0;
3027 char *mode_opt = NULL;
3028 mode_t previous_umask = 0;
3029 mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
3031 struct option long_opts[] = {
3032 /* find { .val = '0', .name = "null", .has_arg = no_argument }, */
3033 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
3034 /* --block is only valid in migrate mode */
3035 { .val = 'b', .name = "block", .has_arg = no_argument },
3036 { .val = LFS_COMP_ADD_OPT,
3037 .name = "comp-add", .has_arg = no_argument },
3038 { .val = LFS_COMP_ADD_OPT,
3039 .name = "component-add", .has_arg = no_argument },
3040 { .val = LFS_COMP_DEL_OPT,
3041 .name = "comp-del", .has_arg = no_argument },
3042 { .val = LFS_COMP_DEL_OPT,
3043 .name = "component-del", .has_arg = no_argument },
3044 { .val = LFS_COMP_FLAGS_OPT,
3045 .name = "comp-flags", .has_arg = required_argument },
3046 { .val = LFS_COMP_FLAGS_OPT,
3047 .name = "component-flags",
3048 .has_arg = required_argument },
3049 { .val = LFS_COMP_SET_OPT,
3050 .name = "comp-set", .has_arg = no_argument },
3051 { .val = LFS_COMP_SET_OPT,
3052 .name = "component-set",
3053 .has_arg = no_argument},
3054 { .val = LFS_COMP_NO_VERIFY_OPT,
3055 .name = "no-verify", .has_arg = no_argument},
3056 { .val = LFS_LAYOUT_FLAGS_OPT,
3057 .name = "flags", .has_arg = required_argument},
3058 { .val = LFS_LAYOUT_FOREIGN_OPT,
3059 .name = "foreign", .has_arg = optional_argument},
3060 { .val = LFS_MIRROR_ID_OPT,
3061 .name = "mirror-id", .has_arg = required_argument},
3062 { .val = LFS_MODE_OPT,
3063 .name = "mode", .has_arg = required_argument},
3064 { .val = LFS_LAYOUT_COPY,
3065 .name = "copy", .has_arg = required_argument},
3066 { .val = 'c', .name = "stripe-count", .has_arg = required_argument},
3067 { .val = 'c', .name = "stripe_count", .has_arg = required_argument},
3068 { .val = 'c', .name = "mdt-count", .has_arg = required_argument},
3069 { .val = 'C', .name = "overstripe-count",
3070 .has_arg = required_argument},
3071 { .val = 'd', .name = "delete", .has_arg = no_argument},
3072 { .val = 'd', .name = "destroy", .has_arg = no_argument},
3073 /* --non-direct is only valid in migrate mode */
3074 { .val = 'D', .name = "non-direct", .has_arg = no_argument },
3075 { .val = 'E', .name = "comp-end", .has_arg = required_argument},
3076 { .val = 'E', .name = "component-end",
3077 .has_arg = required_argument},
3078 { .val = 'f', .name = "file", .has_arg = required_argument },
3079 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
3080 /* find { .val = 'g', .name = "gid", .has_arg = no_argument }, */
3081 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
3082 /* find { .val = 'h', .name = "help", .has_arg = no_argument }, */
3083 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument},
3084 { .val = 'i', .name = "stripe-index", .has_arg = required_argument},
3085 { .val = 'i', .name = "stripe_index", .has_arg = required_argument},
3086 { .val = 'I', .name = "comp-id", .has_arg = required_argument},
3087 { .val = 'I', .name = "component-id", .has_arg = required_argument},
3088 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
3089 { .val = 'L', .name = "layout", .has_arg = required_argument },
3090 { .val = 'm', .name = "mdt", .has_arg = required_argument},
3091 { .val = 'm', .name = "mdt-index", .has_arg = required_argument},
3092 { .val = 'm', .name = "mdt_index", .has_arg = required_argument},
3093 /* --non-block is only valid in migrate mode */
3094 { .val = 'n', .name = "non-block", .has_arg = no_argument },
3095 { .val = 'N', .name = "mirror-count", .has_arg = optional_argument},
3096 { .val = 'o', .name = "ost", .has_arg = required_argument },
3097 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3098 { .val = 'o', .name = "ost-list", .has_arg = required_argument },
3099 { .val = 'o', .name = "ost_list", .has_arg = required_argument },
3101 { .val = 'p', .name = "pool", .has_arg = required_argument },
3102 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
3103 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
3104 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
3105 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
3106 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
3107 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
3108 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
3109 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
3110 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
3111 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
3112 /* --verbose is only valid in migrate mode */
3113 { .val = 'v', .name = "verbose", .has_arg = no_argument},
3114 { .val = 'x', .name = "xattr", .has_arg = required_argument },
3115 { .val = 'y', .name = "yaml", .has_arg = required_argument },
3116 { .val = 'z', .name = "ext-size", .has_arg = required_argument},
3117 { .val = 'z', .name = "extension-size", .has_arg = required_argument},
3120 setstripe_args_init(&lsa);
3122 migrate_mode = (opc == SO_MIGRATE);
3123 mirror_mode = (opc == SO_MIRROR_CREATE || opc == SO_MIRROR_EXTEND);
3124 setstripe_mode = (opc == SO_SETSTRIPE);
3125 if (opc == SO_MIRROR_DELETE) {
3127 mirror_flags = MF_DESTROY;
3130 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
3132 while ((c = getopt_long(argc, argv,
3133 "bc:C:dDE:f:H:i:I:m:N::no:p:L:s:S:vx:y:z:",
3134 long_opts, NULL)) >= 0) {
3140 case LFS_COMP_ADD_OPT:
3143 case LFS_COMP_DEL_OPT:
3146 case LFS_COMP_FLAGS_OPT:
3147 result = comp_str2flags(optarg, &lsa.lsa_comp_flags,
3148 &lsa.lsa_comp_neg_flags);
3151 if (mirror_mode && lsa.lsa_comp_neg_flags) {
3152 fprintf(stderr, "%s: inverted flags are not supported\n",
3157 case LFS_COMP_SET_OPT:
3160 case LFS_COMP_NO_VERIFY_OPT:
3161 mirror_flags |= MF_NO_VERIFY;
3163 case LFS_MIRROR_ID_OPT:
3164 mirror_id = strtoul(optarg, &end, 0);
3165 if (*end != '\0' || mirror_id == 0) {
3167 "%s %s: invalid mirror ID '%s'\n",
3168 progname, argv[0], optarg);
3172 case LFS_LAYOUT_FLAGS_OPT: {
3175 /* check for numeric flags (foreign and mirror cases) */
3176 if (setstripe_mode && !mirror_mode && !last_mirror) {
3177 flags = strtoul(optarg, &end, 16);
3180 "%s %s: bad flags '%s'\n",
3181 progname, argv[0], optarg);
3187 if (!mirror_mode || !last_mirror) {
3188 fprintf(stderr, "error: %s: --flags must be specified with --mirror-count|-N option\n",
3193 result = comp_str2flags(optarg, &last_mirror->m_flags,
3199 fprintf(stderr, "%s: inverted flags are not supported\n",
3204 if (last_mirror->m_flags & ~LCME_USER_MIRROR_FLAGS) {
3206 "%s: unsupported mirror flags: %s\n",
3213 case LFS_LAYOUT_FOREIGN_OPT:
3214 if (optarg != NULL) {
3215 /* check pure numeric */
3216 type = strtoul(optarg, &end, 0);
3219 type = check_foreign_type_name(optarg);
3220 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
3222 "%s %s: unrecognized foreign type '%s'\n",
3229 foreign_mode = true;
3233 if (mode_opt != NULL) {
3234 mode = strtoul(mode_opt, &end, 8);
3237 "%s %s: bad mode '%s'\n",
3238 progname, argv[0], mode_opt);
3241 previous_umask = umask(0);
3244 case LFS_LAYOUT_COPY:
3249 if (!migrate_mode) {
3251 "%s %s: -b|--block valid only for migrate command\n",
3255 migration_block = true;
3258 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3261 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
3264 "%s %s: invalid stripe count '%s'\n",
3265 progname, argv[0], optarg);
3269 if (lsa.lsa_stripe_count == -1)
3270 lsa.lsa_stripe_count = LLAPI_LAYOUT_WIDE;
3273 /* delete the default striping pattern */
3275 if (opc == SO_MIRROR_SPLIT) {
3278 "%s %s: -d cannot used with -f\n",
3282 mirror_flags |= MF_DESTROY;
3286 if (!migrate_mode) {
3288 "%s %s: -D|--non-direct is valid "
3289 "only for migrate command\n",
3293 migration_flags |= MIGRATION_NONDIRECT;
3296 if (lsa.lsa_comp_end != 0) {
3297 result = comp_args_to_layout(lpp, &lsa, true);
3299 fprintf(stderr, "%s: invalid layout\n",
3304 setstripe_args_init_inherit(&lsa);
3307 if (arg_is_eof(optarg)) {
3308 lsa.lsa_comp_end = LUSTRE_EOF;
3310 result = llapi_parse_size(optarg,
3315 "%s %s: invalid component end '%s'\n",
3316 progname, argv[0], optarg);
3322 if (!migrate_mode) {
3323 fprintf(stderr, "--mdt-hash is valid only for migrate command\n");
3327 lsa.lsa_pattern = check_hashtype(optarg);
3328 if (lsa.lsa_pattern == 0) {
3330 "%s %s: bad stripe hash type '%s'\n",
3331 progname, argv[0], optarg);
3336 lsa.lsa_stripe_off = strtol(optarg, &end, 0);
3339 "%s %s: invalid stripe offset '%s'\n",
3340 progname, argv[0], optarg);
3343 if (lsa.lsa_stripe_off == -1)
3344 lsa.lsa_stripe_off = LLAPI_LAYOUT_DEFAULT;
3347 comp_id = strtoul(optarg, &end, 0);
3348 if (*end != '\0' || comp_id == 0 ||
3349 comp_id > LCME_ID_MAX) {
3351 "%s %s: invalid component ID '%s'\n",
3352 progname, argv[0], optarg);
3357 if (opc != SO_MIRROR_EXTEND && opc != SO_MIRROR_SPLIT) {
3359 "error: %s: invalid option: %s\n",
3360 progname, argv[optopt + 1]);
3363 if (opc == SO_MIRROR_EXTEND) {
3364 if (last_mirror == NULL) {
3366 "error: %s: '-N' must exist in front of '%s'\n",
3367 progname, argv[optopt + 1]);
3370 last_mirror->m_file = optarg;
3371 last_mirror->m_count = 1;
3374 if (mirror_list == NULL)
3375 mirror_list = lfs_mirror_alloc();
3376 mirror_list->m_file = optarg;
3381 if (strcmp(argv[optind - 1], "mdt") == 0) {
3382 /* Can be only the first component */
3383 if (layout != NULL) {
3385 fprintf(stderr, "error: 'mdt' layout "
3386 "can be only the first one\n");
3389 if (lsa.lsa_comp_end > (1ULL << 30)) { /* 1Gb */
3391 fprintf(stderr, "error: 'mdt' layout "
3392 "size is too big\n");
3395 lsa.lsa_pattern = LLAPI_LAYOUT_MDT;
3396 } else if (strcmp(argv[optind - 1], "raid0") != 0) {
3398 fprintf(stderr, "error: layout '%s' is "
3399 "unknown, supported layouts are: "
3400 "'mdt', 'raid0'\n", argv[optind]);
3405 if (!migrate_mode) {
3407 "%s %s: -m|--mdt-index is valid only for migrate command\n",
3411 migrate_mdt_mode = true;
3412 lsa.lsa_nr_tgts = parse_targets(tgts,
3413 sizeof(tgts) / sizeof(__u32),
3414 lsa.lsa_nr_tgts, optarg, NULL);
3415 if (lsa.lsa_nr_tgts < 0) {
3417 "%s %s: invalid MDT target(s) '%s'\n",
3418 progname, argv[0], optarg);
3422 lsa.lsa_tgts = tgts;
3423 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3424 lsa.lsa_stripe_off = tgts[0];
3427 if (!migrate_mode) {
3429 "%s %s: -n|--non-block valid only for migrate command\n",
3433 migration_flags |= MIGRATION_NONBLOCK;
3436 if (opc == SO_SETSTRIPE) {
3437 opc = SO_MIRROR_CREATE;
3441 if (optarg != NULL) {
3442 mirror_count = strtoul(optarg, &end, 0);
3443 if (*end != '\0' || mirror_count == 0) {
3445 "error: %s: bad mirror count: %s\n",
3452 new_mirror = lfs_mirror_alloc();
3453 new_mirror->m_count = mirror_count;
3455 if (mirror_list == NULL)
3456 mirror_list = new_mirror;
3458 if (last_mirror != NULL) {
3459 /* wrap up last mirror */
3460 if (lsa.lsa_comp_end == 0)
3461 lsa.lsa_comp_end = LUSTRE_EOF;
3463 result = comp_args_to_layout(lpp, &lsa, true);
3465 lfs_mirror_free(new_mirror);
3469 setstripe_args_init_inherit(&lsa);
3471 last_mirror->m_next = new_mirror;
3474 last_mirror = new_mirror;
3475 lpp = &last_mirror->m_layout;
3478 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
3479 if (strcmp(argv[optind - 1], "--ost-list") == 0)
3480 fprintf(stderr, "warning: '--ost-list' is "
3481 "deprecated, use '--ost' instead\n");
3483 /* -o allows overstriping, and must note it because
3484 * parse_targets is shared with MDT striping, which
3485 * does not allow duplicates
3487 lsa.lsa_pattern = LLAPI_LAYOUT_OVERSTRIPING;
3488 lsa.lsa_nr_tgts = parse_targets(tgts,
3489 sizeof(tgts) / sizeof(__u32),
3490 lsa.lsa_nr_tgts, optarg,
3492 if (lsa.lsa_nr_tgts < 0) {
3494 "%s %s: invalid OST target(s) '%s'\n",
3495 progname, argv[0], optarg);
3499 lsa.lsa_tgts = tgts;
3500 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3501 lsa.lsa_stripe_off = tgts[0];
3506 lsa.lsa_pool_name = optarg;
3508 if (strlen(lsa.lsa_pool_name) == 0 ||
3509 strncmp(lsa.lsa_pool_name, "none",
3510 LOV_MAXPOOLNAME) == 0)
3511 lsa.lsa_pool_name = NULL;
3514 result = llapi_parse_size(optarg, &lsa.lsa_stripe_size,
3518 "%s %s: invalid stripe size '%s'\n",
3519 progname, argv[0], optarg);
3524 if (!migrate_mode) {
3526 "%s %s: -v|--verbose valid only for migrate command\n",
3530 migrate_mdt_param.fp_verbose = VERBOSE_DETAIL;
3531 migration_flags = MIGRATION_VERBOSE;
3541 result = llapi_parse_size(optarg,
3542 &lsa.lsa_extension_size,
3546 "%s %s: invalid extension size '%s'\n",
3547 progname, argv[0], optarg);
3551 lsa.lsa_extension_comp = true;
3554 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
3555 progname, argv[0], argv[optind - 1]);
3560 fname = argv[optind];
3562 if (optind == argc) {
3563 fprintf(stderr, "%s %s: FILE must be specified\n",
3568 if (xattr && !foreign_mode) {
3569 /* only print a warning as this is harmless and will be ignored
3572 "%s %s: xattr has been specified for non-foreign layout\n",
3574 } else if (foreign_mode && !xattr) {
3576 "%s %s: xattr must be provided in foreign mode\n",
3581 if (foreign_mode && (!setstripe_mode || comp_add | comp_del ||
3582 comp_set || comp_id || delete || from_copy ||
3583 setstripe_args_specified(&lsa) || lsa.lsa_nr_tgts ||
3586 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
3591 if (mirror_mode && mirror_count == 0) {
3593 "error: %s: --mirror-count|-N option is required\n",
3600 if (lsa.lsa_comp_end == 0)
3601 lsa.lsa_comp_end = LUSTRE_EOF;
3604 if (lsa.lsa_comp_end != 0) {
3605 result = comp_args_to_layout(lpp, &lsa, true);
3607 fprintf(stderr, "error: %s: invalid layout\n",
3614 if (mirror_flags & MF_NO_VERIFY) {
3615 if (opc != SO_MIRROR_EXTEND) {
3617 "error: %s: --no-verify is valid only for lfs mirror extend command\n",
3621 } else if (!has_m_file) {
3623 "error: %s: --no-verify must be specified with -f <victim_file> option\n",
3630 if (comp_set && !comp_id) {
3631 fprintf(stderr, "%s %s: --component-set doesn't have component-id set\n",
3636 if ((delete + comp_set + comp_del + comp_add) > 1) {
3638 "%s %s: options --component-set, --component-del, --component-add and -d are mutually exclusive\n",
3643 if (delete && (setstripe_args_specified(&lsa) || comp_id != 0 ||
3644 lsa.lsa_comp_flags != 0 || layout != NULL)) {
3646 "%s %s: option -d is mutually exclusive with -s, -c, -o, -p, -I, -F and -E options\n",
3651 if ((comp_set || comp_del) &&
3652 (setstripe_args_specified(&lsa) || layout != NULL)) {
3654 "%s %s: options --component-del and --component-set are mutually exclusive when used with -c, -E, -o, -p, or -s\n",
3659 if (comp_del && comp_id != 0 && lsa.lsa_comp_flags != 0) {
3661 "%s %s: options -I and -F are mutually exclusive when used with --component-del\n",
3666 if (comp_add || comp_del) {
3669 result = lstat(fname, &st);
3670 if (result == 0 && S_ISDIR(st.st_mode)) {
3672 "%s setstripe: cannot use --component-add or --component-del for directory\n",
3678 fprintf(stderr, "error: %s: can't use --component-add "
3679 "or --component-del for mirror operation\n",
3686 if (layout == NULL) {
3688 "%s %s: option -E must be specified with --component-add\n",
3694 if (layout != NULL || mirror_list != NULL) {
3696 result = mirror_adjust_first_extents(mirror_list);
3698 result = layout_adjust_first_extent(fname, layout,
3700 if (result == -ENODATA)
3702 else if (result != 0) {
3703 fprintf(stderr, "error: %s: invalid layout\n",
3709 if (from_yaml && from_copy) {
3711 "%s: can't specify --yaml and --copy together\n",
3716 if ((from_yaml || from_copy) &&
3717 (setstripe_args_specified(&lsa) || layout != NULL)) {
3718 fprintf(stderr, "error: %s: can't specify --yaml with "
3719 "-c, -S, -i, -o, -p or -E options.\n",
3724 if ((migration_flags & MIGRATION_NONBLOCK) && migration_block) {
3726 "%s %s: options --non-block and --block are mutually exclusive\n",
3731 if (!comp_del && !comp_set && opc != SO_MIRROR_SPLIT &&
3732 opc != SO_MIRROR_DELETE && comp_id != 0) {
3734 "%s: option -I can only be used with --component-del or --component-set or lfs mirror split\n",
3739 if (migrate_mdt_mode) {
3740 struct lmv_user_md *lmu;
3742 /* initialize migrate mdt parameters */
3743 lmu = calloc(1, lmv_user_md_size(lsa.lsa_nr_tgts,
3744 LMV_USER_MAGIC_SPECIFIC));
3747 "%s %s: cannot allocate memory for lmv_user_md: %s\n",
3748 progname, argv[0], strerror(ENOMEM));
3752 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
3753 lmu->lum_stripe_count = lsa.lsa_stripe_count;
3754 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT) {
3756 "%s %s: migrate should specify MDT index\n",
3761 lmu->lum_stripe_offset = lsa.lsa_stripe_off;
3762 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
3763 lmu->lum_hash_type = lsa.lsa_pattern;
3765 lmu->lum_hash_type = LMV_HASH_TYPE_DEFAULT;
3766 if (lsa.lsa_pool_name) {
3767 strncpy(lmu->lum_pool_name, lsa.lsa_pool_name,
3768 sizeof(lmu->lum_pool_name) - 1);
3769 lmu->lum_pool_name[sizeof(lmu->lum_pool_name) - 1] = 0;
3771 if (lsa.lsa_nr_tgts > 1) {
3774 if (lsa.lsa_stripe_count > 0 &&
3775 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3776 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
3778 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
3779 progname, lsa.lsa_stripe_count,
3785 lmu->lum_magic = LMV_USER_MAGIC_SPECIFIC;
3786 lmu->lum_stripe_count = lsa.lsa_nr_tgts;
3787 for (i = 0; i < lsa.lsa_nr_tgts; i++)
3788 lmu->lum_objects[i].lum_mds = lsa.lsa_tgts[i];
3790 lmu->lum_magic = LMV_USER_MAGIC;
3793 migrate_mdt_param.fp_lmv_md = lmu;
3794 migrate_mdt_param.fp_migrate = 1;
3795 } else if (layout == NULL) {
3796 /* initialize stripe parameters */
3797 param = calloc(1, offsetof(typeof(*param),
3798 lsp_osts[lsa.lsa_nr_tgts]));
3799 if (param == NULL) {
3801 "%s %s: cannot allocate memory for parameters: %s\n",
3802 progname, argv[0], strerror(ENOMEM));
3807 if (lsa.lsa_stripe_size != LLAPI_LAYOUT_DEFAULT)
3808 param->lsp_stripe_size = lsa.lsa_stripe_size;
3809 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT) {
3810 if (lsa.lsa_stripe_count == LLAPI_LAYOUT_WIDE)
3811 param->lsp_stripe_count = -1;
3813 param->lsp_stripe_count = lsa.lsa_stripe_count;
3815 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
3816 param->lsp_stripe_offset = -1;
3818 param->lsp_stripe_offset = lsa.lsa_stripe_off;
3819 param->lsp_stripe_pattern =
3820 llapi_pattern_to_lov(lsa.lsa_pattern);
3821 if (param->lsp_stripe_pattern == EINVAL) {
3822 fprintf(stderr, "error: %s: invalid stripe pattern\n",
3827 param->lsp_pool = lsa.lsa_pool_name;
3828 param->lsp_is_specific = false;
3829 if (lsa.lsa_nr_tgts > 0) {
3830 if (lsa.lsa_stripe_count > 0 &&
3831 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
3832 lsa.lsa_stripe_count != LLAPI_LAYOUT_WIDE &&
3833 lsa.lsa_nr_tgts != lsa.lsa_stripe_count) {
3835 "error: %s: stripe count %lld doesn't match the number of OSTs: %d\n",
3836 argv[0], lsa.lsa_stripe_count,
3842 param->lsp_is_specific = true;
3843 param->lsp_stripe_count = lsa.lsa_nr_tgts;
3844 memcpy(param->lsp_osts, tgts,
3845 sizeof(*tgts) * lsa.lsa_nr_tgts);
3850 /* generate a layout from a YAML template */
3851 result = lfs_comp_create_from_yaml(template, &layout,
3854 fprintf(stderr, "error: %s: can't create composite "
3855 "layout from template file %s\n",
3859 } else if (from_copy) {
3860 layout = llapi_layout_get_by_path(template, 0);
3861 if (layout == NULL) {
3863 "%s: can't create composite layout from file %s.\n",
3864 progname, template);
3869 for (fname = argv[optind]; fname != NULL; fname = argv[++optind]) {
3870 if (migrate_mdt_mode) {
3871 result = llapi_migrate_mdt(fname, &migrate_mdt_param);
3872 } else if (migrate_mode) {
3873 result = lfs_migrate(fname, migration_flags, param,
3875 } else if (comp_set != 0) {
3876 result = lfs_component_set(fname, comp_id,
3878 lsa.lsa_comp_neg_flags);
3879 } else if (comp_del != 0) {
3880 result = lfs_component_del(fname, comp_id,
3882 lsa.lsa_comp_neg_flags);
3883 } else if (comp_add != 0) {
3884 result = lfs_component_add(fname, layout);
3885 } else if (opc == SO_MIRROR_CREATE) {
3886 result = mirror_create(fname, mirror_list);
3887 } else if (opc == SO_MIRROR_EXTEND) {
3888 result = mirror_extend(fname, mirror_list,
3890 } else if (opc == SO_MIRROR_SPLIT || opc == SO_MIRROR_DELETE) {
3891 if (!mirror_id && !comp_id && !lsa.lsa_pool_name) {
3893 "%s: no mirror specified to delete from '%s'\n",
3897 if (lsa.lsa_pool_name)
3898 mirror_flags |= MF_COMP_POOL;
3899 else if (mirror_id != 0)
3900 comp_id = mirror_id;
3902 mirror_flags |= MF_COMP_ID;
3903 result = mirror_split(fname, comp_id, lsa.lsa_pool_name,
3905 has_m_file ? mirror_list->m_file :
3907 } else if (layout != NULL) {
3908 result = lfs_component_create(fname, O_CREAT | O_WRONLY,
3914 } else if (foreign_mode) {
3915 result = llapi_file_create_foreign(fname, mode, type,
3922 result = llapi_file_open_param(fname,
3931 /* Save the first error encountered. */
3938 if (mode_opt != NULL)
3939 umask(previous_umask);
3942 free(migrate_mdt_param.fp_lmv_md);
3943 llapi_layout_free(layout);
3944 lfs_mirror_list_free(mirror_list);
3949 llapi_layout_free(layout);
3950 lfs_mirror_list_free(mirror_list);
3954 static int lfs_poollist(int argc, char **argv)
3959 return llapi_poollist(argv[1]);
3962 static time_t set_time(struct find_param *param, time_t *time, time_t *set,
3967 char *endptr = "AD";
3972 else if (str[0] == '-')
3978 for (timebuf = str; *endptr && *(endptr + 1); timebuf = endptr + 1) {
3979 long long val = strtoll(timebuf, &endptr, 0);
3984 unit *= 52; /* 52 weeks + 1 day below */
3985 case 'w': /* fallthrough */
3987 case '\0': /* days are default unit if none used */
3988 case 'd': /* fallthrough */
3989 unit = (unit + (*endptr == 'y')) * 24;
3990 case 'h': /* fallthrough */
3992 case 'm': /* fallthrough */
3994 case 's': /* fallthrough */
3996 /* don't need to multiply by 1 for seconds */
3999 "%s find: bad time string '%s': %s\n",
4000 progname, timebuf, strerror(EINVAL));
4004 if (param->fp_time_margin == 0 ||
4005 (*endptr && unit < param->fp_time_margin))
4006 param->fp_time_margin = unit;
4013 fprintf(stderr, "%s find: bad time '%s': too large\n",
4023 static int name2uid(unsigned int *id, const char *name)
4025 struct passwd *passwd;
4027 passwd = getpwnam(name);
4030 *id = passwd->pw_uid;
4035 static int name2gid(unsigned int *id, const char *name)
4037 struct group *group;
4039 group = getgrnam(name);
4042 *id = group->gr_gid;
4047 static inline int name2projid(unsigned int *id, const char *name)
4052 static int uid2name(char **name, unsigned int id)
4054 struct passwd *passwd;
4056 passwd = getpwuid(id);
4059 *name = passwd->pw_name;
4064 static inline int gid2name(char **name, unsigned int id)
4066 struct group *group;
4068 group = getgrgid(id);
4071 *name = group->gr_name;
4076 static int name2layout(__u32 *layout, char *name)
4078 char *ptr, *layout_name;
4081 for (ptr = name; ; ptr = NULL) {
4082 layout_name = strtok(ptr, ",");
4083 if (layout_name == NULL)
4085 if (strcmp(layout_name, "released") == 0)
4086 *layout |= LOV_PATTERN_F_RELEASED;
4087 else if (strcmp(layout_name, "raid0") == 0)
4088 *layout |= LOV_PATTERN_RAID0;
4089 else if (strcmp(layout_name, "mdt") == 0)
4090 *layout |= LOV_PATTERN_MDT;
4091 else if (strcmp(layout_name, "overstriping") == 0)
4092 *layout |= LOV_PATTERN_OVERSTRIPING;
4099 static int lfs_find(int argc, char **argv)
4104 struct find_param param = {
4107 .fp_time_margin = 24 * 60 * 60,
4109 struct option long_opts[] = {
4110 { .val = 'A', .name = "atime", .has_arg = required_argument },
4111 { .val = 'b', .name = "blocks", .has_arg = required_argument },
4112 { .val = LFS_COMP_COUNT_OPT,
4113 .name = "comp-count", .has_arg = required_argument },
4114 { .val = LFS_COMP_COUNT_OPT,
4115 .name = "component-count",
4116 .has_arg = required_argument },
4117 { .val = LFS_COMP_FLAGS_OPT,
4118 .name = "comp-flags", .has_arg = required_argument },
4119 { .val = LFS_COMP_FLAGS_OPT,
4120 .name = "component-flags",
4121 .has_arg = required_argument },
4122 { .val = LFS_COMP_START_OPT,
4123 .name = "comp-start", .has_arg = required_argument },
4124 { .val = LFS_COMP_START_OPT,
4125 .name = "component-start",
4126 .has_arg = required_argument },
4127 { .val = LFS_MIRROR_STATE_OPT,
4128 .name = "mirror-state", .has_arg = required_argument },
4129 { .val = LFS_LAYOUT_FOREIGN_OPT,
4130 .name = "foreign", .has_arg = optional_argument},
4131 { .val = LFS_NEWERXY_OPT,
4132 .name = "newer", .has_arg = required_argument},
4133 { .val = LFS_NEWERXY_OPT,
4134 .name = "neweraa", .has_arg = required_argument},
4135 { .val = LFS_NEWERXY_OPT,
4136 .name = "neweram", .has_arg = required_argument},
4137 { .val = LFS_NEWERXY_OPT,
4138 .name = "newerac", .has_arg = required_argument},
4139 { .val = LFS_NEWERXY_OPT,
4140 .name = "newerma", .has_arg = required_argument},
4141 { .val = LFS_NEWERXY_OPT,
4142 .name = "newermm", .has_arg = required_argument},
4143 { .val = LFS_NEWERXY_OPT,
4144 .name = "newermc", .has_arg = required_argument},
4145 { .val = LFS_NEWERXY_OPT,
4146 .name = "newerca", .has_arg = required_argument},
4147 { .val = LFS_NEWERXY_OPT,
4148 .name = "newercm", .has_arg = required_argument},
4149 { .val = LFS_NEWERXY_OPT,
4150 .name = "newercc", .has_arg = required_argument},
4151 { .val = LFS_NEWERXY_OPT,
4152 .name = "newerat", .has_arg = required_argument},
4153 { .val = LFS_NEWERXY_OPT,
4154 .name = "newermt", .has_arg = required_argument},
4155 { .val = LFS_NEWERXY_OPT,
4156 .name = "newerct", .has_arg = required_argument},
4157 { .val = 'c', .name = "stripe-count", .has_arg = required_argument },
4158 { .val = 'c', .name = "stripe_count", .has_arg = required_argument },
4159 { .val = 'C', .name = "ctime", .has_arg = required_argument },
4160 /* getstripe { .val = 'd', .name = "directory", .has_arg = no_argument }, */
4161 { .val = 'D', .name = "maxdepth", .has_arg = required_argument },
4162 { .val = 'E', .name = "comp-end", .has_arg = required_argument },
4163 { .val = 'E', .name = "component-end",
4164 .has_arg = required_argument },
4165 /* find { .val = 'F', .name = "fid", .has_arg = no_argument }, */
4166 { .val = LFS_LAYOUT_FOREIGN_OPT,
4167 .name = "foreign", .has_arg = optional_argument},
4168 { .val = 'g', .name = "gid", .has_arg = required_argument },
4169 { .val = 'G', .name = "group", .has_arg = required_argument },
4170 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
4171 { .val = 'i', .name = "stripe-index", .has_arg = required_argument },
4172 { .val = 'i', .name = "stripe_index", .has_arg = required_argument },
4173 /* getstripe { .val = 'I', .name = "comp-id", .has_arg = required_argument }*/
4174 { .val = 'l', .name = "lazy", .has_arg = no_argument },
4175 { .val = 'L', .name = "layout", .has_arg = required_argument },
4176 { .val = 'm', .name = "mdt", .has_arg = required_argument },
4177 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
4178 { .val = 'm', .name = "mdt_index", .has_arg = required_argument },
4179 { .val = 'M', .name = "mtime", .has_arg = required_argument },
4180 { .val = 'n', .name = "name", .has_arg = required_argument },
4181 { .val = 'N', .name = "mirror-count", .has_arg = required_argument },
4182 /* find { .val = 'o' .name = "or", .has_arg = no_argument }, like find(1) */
4183 { .val = 'O', .name = "obd", .has_arg = required_argument },
4184 { .val = 'O', .name = "ost", .has_arg = required_argument },
4185 /* no short option for pool yet, can be 'p' after 2.18 */
4186 { .val = LFS_POOL_OPT,
4187 .name = "pool", .has_arg = required_argument },
4188 { .val = '0', .name = "print0", .has_arg = no_argument },
4189 { .val = 'P', .name = "print", .has_arg = no_argument },
4190 { .val = LFS_PROJID_OPT,
4191 .name = "projid", .has_arg = required_argument },
4192 /* getstripe { .val = 'q', .name = "quiet", .has_arg = no_argument }, */
4193 /* getstripe { .val = 'r', .name = "recursive", .has_arg = no_argument }, */
4194 /* getstripe { .val = 'R', .name = "raw", .has_arg = no_argument }, */
4195 { .val = 's', .name = "size", .has_arg = required_argument },
4196 { .val = 'S', .name = "stripe-size", .has_arg = required_argument },
4197 { .val = 'S', .name = "stripe_size", .has_arg = required_argument },
4198 { .val = 't', .name = "type", .has_arg = required_argument },
4199 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
4200 { .val = 'u', .name = "uid", .has_arg = required_argument },
4201 { .val = 'U', .name = "user", .has_arg = required_argument },
4202 { .val = 'z', .name = "extension-size",
4203 .has_arg = required_argument },
4204 { .val = 'z', .name = "ext-size", .has_arg = required_argument },
4205 /* getstripe { .val = 'v', .name = "verbose", .has_arg = no_argument }, */
4206 /* getstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
4220 /* when getopt_long_only() hits '!' it returns 1, puts "!" in optarg */
4221 while ((c = getopt_long_only(argc, argv,
4222 "-0A:b:c:C:D:E:g:G:H:i:L:m:M:n:N:O:Ppqrs:S:t:T:u:U:vz:",
4223 long_opts, &optidx)) >= 0) {
4228 /* '!' is part of option */
4229 /* when getopt_long_only() finds a string which is not
4230 * an option nor a known option argument it returns 1
4231 * in that case if we already have found pathstart and pathend
4232 * (i.e. we have the list of pathnames),
4233 * the only supported value is "!"
4235 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
4236 if (!isoption && pathend != -1) {
4237 fprintf(stderr, "err: %s: filename|dirname must either "
4238 "precede options or follow options\n",
4243 if (!isoption && pathstart == -1)
4244 pathstart = optind - 1;
4245 if (isoption && pathstart != -1 && pathend == -1)
4246 pathend = optind - 2;
4252 /* unknown; opt is "!" or path component,
4253 * checking done above.
4255 if (strcmp(optarg, "!") == 0)
4259 xtime = ¶m.fp_atime;
4260 xsign = ¶m.fp_asign;
4261 param.fp_exclude_atime = !!neg_opt;
4262 /* no break, this falls through to 'C' for ctime */
4265 xtime = ¶m.fp_ctime;
4266 xsign = ¶m.fp_csign;
4267 param.fp_exclude_ctime = !!neg_opt;
4269 /* no break, this falls through to 'M' for mtime */
4272 xtime = ¶m.fp_mtime;
4273 xsign = ¶m.fp_msign;
4274 param.fp_exclude_mtime = !!neg_opt;
4276 rc = set_time(¶m, &t, xtime, optarg);
4277 if (rc == LONG_MAX) {
4285 if (optarg[0] == '+') {
4286 param.fp_blocks_sign = -1;
4288 } else if (optarg[0] == '-') {
4289 param.fp_blocks_sign = 1;
4293 param.fp_blocks_units = 1024;
4294 ret = llapi_parse_size(optarg, ¶m.fp_blocks,
4295 ¶m.fp_blocks_units, 0);
4297 fprintf(stderr, "error: bad blocks '%s'\n",
4301 param.fp_check_blocks = 1;
4302 param.fp_exclude_blocks = !!neg_opt;
4304 case LFS_COMP_COUNT_OPT:
4305 if (optarg[0] == '+') {
4306 param.fp_comp_count_sign = -1;
4308 } else if (optarg[0] == '-') {
4309 param.fp_comp_count_sign = 1;
4313 param.fp_comp_count = strtoul(optarg, &endptr, 0);
4314 if (*endptr != '\0') {
4315 fprintf(stderr, "error: bad component count "
4319 param.fp_check_comp_count = 1;
4320 param.fp_exclude_comp_count = !!neg_opt;
4322 case LFS_COMP_FLAGS_OPT:
4323 rc = comp_str2flags(optarg, ¶m.fp_comp_flags,
4324 ¶m.fp_comp_neg_flags);
4326 fprintf(stderr, "error: bad component flags "
4330 param.fp_check_comp_flags = 1;
4332 __u32 flags = param.fp_comp_neg_flags;
4333 param.fp_comp_neg_flags = param.fp_comp_flags;
4334 param.fp_comp_flags = flags;
4337 case LFS_COMP_START_OPT:
4338 if (optarg[0] == '+') {
4339 param.fp_comp_start_sign = -1;
4341 } else if (optarg[0] == '-') {
4342 param.fp_comp_start_sign = 1;
4346 rc = llapi_parse_size(optarg, ¶m.fp_comp_start,
4347 ¶m.fp_comp_start_units, 0);
4349 fprintf(stderr, "error: bad component start "
4353 param.fp_check_comp_start = 1;
4354 param.fp_exclude_comp_start = !!neg_opt;
4356 case LFS_MIRROR_STATE_OPT:
4357 rc = mirror_str2state(optarg, ¶m.fp_mirror_state,
4358 ¶m.fp_mirror_neg_state);
4361 "error: bad mirrored file state '%s'\n",
4365 param.fp_check_mirror_state = 1;
4367 __u16 state = param.fp_mirror_neg_state;
4368 param.fp_mirror_neg_state =
4369 param.fp_mirror_state;
4370 param.fp_mirror_state = state;
4374 if (optarg[0] == '+') {
4375 param.fp_stripe_count_sign = -1;
4377 } else if (optarg[0] == '-') {
4378 param.fp_stripe_count_sign = 1;
4382 param.fp_stripe_count = strtoul(optarg, &endptr, 0);
4383 if (*endptr != '\0') {
4384 fprintf(stderr,"error: bad stripe_count '%s'\n",
4389 param.fp_check_stripe_count = 1;
4390 param.fp_exclude_stripe_count = !!neg_opt;
4393 param.fp_max_depth = strtol(optarg, 0, 0);
4396 if (optarg[0] == '+') {
4397 param.fp_comp_end_sign = -1;
4399 } else if (optarg[0] == '-') {
4400 param.fp_comp_end_sign = 1;
4404 if (arg_is_eof(optarg)) {
4405 param.fp_comp_end = LUSTRE_EOF;
4406 param.fp_comp_end_units = 1;
4409 rc = llapi_parse_size(optarg,
4411 ¶m.fp_comp_end_units, 0);
4414 fprintf(stderr, "error: bad component end "
4418 param.fp_check_comp_end = 1;
4419 param.fp_exclude_comp_end = !!neg_opt;
4421 case LFS_LAYOUT_FOREIGN_OPT: {
4422 /* all types by default */
4423 uint32_t type = LU_FOREIGN_TYPE_UNKNOWN;
4425 if (optarg != NULL) {
4426 /* check pure numeric */
4427 type = strtoul(optarg, &endptr, 0);
4430 type = check_foreign_type_name(optarg);
4431 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
4433 "%s %s: unknown foreign type '%s'\n",
4440 param.fp_foreign_type = type;
4441 param.fp_check_foreign = 1;
4442 param.fp_exclude_foreign = !!neg_opt;
4445 case LFS_NEWERXY_OPT: {
4451 time_t ref = time(NULL);
4453 /* no need to check bad options, they won't get here */
4454 if (strlen(long_opts[optidx].name) == 7) {
4455 x = long_opts[optidx].name[5];
4456 y = long_opts[optidx].name[6];
4460 static const char *const fmts[] = {
4461 "%Y-%m-%d %H:%M:%S",
4464 "%H:%M:%S", /* sometime today */
4473 for (i = 0; fmts[i] != NULL; i++) {
4476 /* Init for times relative to today */
4477 if (strncmp(fmts[i], "%H", 2) == 0)
4478 localtime_r(&ref, &tm);
4480 memset(&tm, 0, sizeof(tm));
4481 ptr = strptime(optarg, fmts[i], &tm);
4483 while (ptr && isspace(*ptr))
4485 if (ptr == optarg + strlen(optarg)) {
4493 "%s: invalid time '%s'\n",
4496 "supported formats are:\n ");
4497 for (i = 0; fmts[i] != NULL; i++)
4498 fprintf(stderr, "'%s', ",
4500 fprintf(stderr, "\n");
4507 struct stat statbuf;
4509 if (stat(optarg, &statbuf) < 0) {
4511 "%s: cannot stat file '%s': %s\n",
4520 ref = statbuf.st_atime;
4523 ref = statbuf.st_mtime;
4526 ref = statbuf.st_ctime;
4530 "%s: invalid Y argument: '%c'\n",
4539 xidx = NEWERXY_ATIME;
4542 xidx = NEWERXY_MTIME;
4545 xidx = NEWERXY_CTIME;
4549 "%s: invalid X argument: '%c'\n",
4556 newery = ¶m.fp_newery[xidx][negidx];
4562 *newery = *newery > ref ? ref : *newery;
4564 *newery = *newery > ref ? *newery : ref;
4566 param.fp_newerxy = 1;
4571 rc = name2gid(¶m.fp_gid, optarg);
4573 param.fp_gid = strtoul(optarg, &endptr, 10);
4574 if (*endptr != '\0') {
4575 fprintf(stderr, "Group/GID: %s cannot "
4576 "be found.\n", optarg);
4581 param.fp_exclude_gid = !!neg_opt;
4582 param.fp_check_gid = 1;
4585 param.fp_hash_type = check_hashtype(optarg);
4586 if (param.fp_hash_type == 0) {
4587 fprintf(stderr, "error: bad hash_type '%s'\n",
4592 param.fp_check_hash_type = 1;
4593 param.fp_exclude_hash_type = !!neg_opt;
4599 ret = name2layout(¶m.fp_layout, optarg);
4602 param.fp_exclude_layout = !!neg_opt;
4603 param.fp_check_layout = 1;
4607 rc = name2uid(¶m.fp_uid, optarg);
4609 param.fp_uid = strtoul(optarg, &endptr, 10);
4610 if (*endptr != '\0') {
4611 fprintf(stderr, "User/UID: %s cannot "
4612 "be found.\n", optarg);
4617 param.fp_exclude_uid = !!neg_opt;
4618 param.fp_check_uid = 1;
4621 param.fp_pattern = (char *)optarg;
4622 param.fp_exclude_pattern = !!neg_opt;
4625 if (optarg[0] == '+') {
4626 param.fp_mirror_count_sign = -1;
4628 } else if (optarg[0] == '-') {
4629 param.fp_mirror_count_sign = 1;
4633 param.fp_mirror_count = strtoul(optarg, &endptr, 0);
4634 if (*endptr != '\0') {
4636 "error: bad mirror count '%s'\n",
4640 param.fp_check_mirror_count = 1;
4641 param.fp_exclude_mirror_count = !!neg_opt;
4646 char *buf, *token, *next, *p;
4650 buf = strdup(optarg);
4656 param.fp_exclude_obd = !!neg_opt;
4659 while (token && *token) {
4660 token = strchr(token, ',');
4667 param.fp_exclude_mdt = !!neg_opt;
4668 param.fp_num_alloc_mdts += len;
4669 tmp = realloc(param.fp_mdt_uuid,
4670 param.fp_num_alloc_mdts *
4671 sizeof(*param.fp_mdt_uuid));
4677 param.fp_mdt_uuid = tmp;
4679 param.fp_exclude_obd = !!neg_opt;
4680 param.fp_num_alloc_obds += len;
4681 tmp = realloc(param.fp_obd_uuid,
4682 param.fp_num_alloc_obds *
4683 sizeof(*param.fp_obd_uuid));
4689 param.fp_obd_uuid = tmp;
4691 for (token = buf; token && *token; token = next) {
4692 struct obd_uuid *puuid;
4695 ¶m.fp_mdt_uuid[param.fp_num_mdts++];
4698 ¶m.fp_obd_uuid[param.fp_num_obds++];
4700 p = strchr(token, ',');
4707 if (strlen(token) > sizeof(puuid->uuid) - 1) {
4712 strncpy(puuid->uuid, token,
4713 sizeof(puuid->uuid));
4720 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 18, 53, 0)
4724 if (strlen(optarg) > LOV_MAXPOOLNAME) {
4726 "Pool name %s is too long (max %d)\n",
4727 optarg, LOV_MAXPOOLNAME);
4732 * We do check for empty pool because empty pool
4733 * is used to find V1 LOV attributes
4735 strncpy(param.fp_poolname, optarg, LOV_MAXPOOLNAME);
4736 param.fp_poolname[LOV_MAXPOOLNAME] = '\0';
4737 param.fp_exclude_pool = !!neg_opt;
4738 param.fp_check_pool = 1;
4740 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 14, 53, 0)
4741 case 'p': /* want this for --pool, to match getstripe/find */
4743 "warning: -p deprecated, use --print0 or -0\n");
4746 param.fp_zero_end = 1;
4748 case 'P': /* we always print, this option is a no-op */
4750 case LFS_PROJID_OPT:
4751 rc = name2projid(¶m.fp_projid, optarg);
4753 param.fp_projid = strtoul(optarg, &endptr, 10);
4754 if (*endptr != '\0') {
4756 "Invalid project ID: %s",
4762 param.fp_exclude_projid = !!neg_opt;
4763 param.fp_check_projid = 1;
4766 if (optarg[0] == '+') {
4767 param.fp_size_sign = -1;
4769 } else if (optarg[0] == '-') {
4770 param.fp_size_sign = 1;
4774 ret = llapi_parse_size(optarg, ¶m.fp_size,
4775 ¶m.fp_size_units, 0);
4777 fprintf(stderr, "error: bad file size '%s'\n",
4781 param.fp_check_size = 1;
4782 param.fp_exclude_size = !!neg_opt;
4785 if (optarg[0] == '+') {
4786 param.fp_stripe_size_sign = -1;
4788 } else if (optarg[0] == '-') {
4789 param.fp_stripe_size_sign = 1;
4793 ret = llapi_parse_size(optarg, ¶m.fp_stripe_size,
4794 ¶m.fp_stripe_size_units, 0);
4796 fprintf(stderr, "error: bad stripe_size '%s'\n",
4800 param.fp_check_stripe_size = 1;
4801 param.fp_exclude_stripe_size = !!neg_opt;
4804 param.fp_exclude_type = !!neg_opt;
4805 switch (optarg[0]) {
4807 param.fp_type = S_IFBLK;
4810 param.fp_type = S_IFCHR;
4813 param.fp_type = S_IFDIR;
4816 param.fp_type = S_IFREG;
4819 param.fp_type = S_IFLNK;
4822 param.fp_type = S_IFIFO;
4825 param.fp_type = S_IFSOCK;
4828 fprintf(stderr, "error: %s: bad type '%s'\n",
4835 if (optarg[0] == '+') {
4836 param.fp_mdt_count_sign = -1;
4838 } else if (optarg[0] == '-') {
4839 param.fp_mdt_count_sign = 1;
4843 param.fp_mdt_count = strtoul(optarg, &endptr, 0);
4844 if (*endptr != '\0') {
4845 fprintf(stderr, "error: bad mdt_count '%s'\n",
4850 param.fp_check_mdt_count = 1;
4851 param.fp_exclude_mdt_count = !!neg_opt;
4854 if (optarg[0] == '+') {
4855 param.fp_ext_size_sign = -1;
4857 } else if (optarg[0] == '-') {
4858 param.fp_ext_size_sign = 1;
4862 ret = llapi_parse_size(optarg, ¶m.fp_ext_size,
4863 ¶m.fp_ext_size_units, 0);
4865 fprintf(stderr, "error: bad ext-size '%s'\n",
4869 param.fp_ext_size /= SEL_UNIT_SIZE;
4870 param.fp_ext_size_units /= SEL_UNIT_SIZE;
4871 param.fp_check_ext_size = 1;
4872 param.fp_exclude_ext_size = !!neg_opt;
4880 if (pathstart == -1) {
4881 fprintf(stderr, "error: %s: no filename|pathname\n",
4885 } else if (pathend == -1) {
4891 rc = llapi_find(argv[pathstart], ¶m);
4894 pathbad = pathstart;
4896 } while (++pathstart < pathend);
4899 fprintf(stderr, "%s: failed for '%s': %s\n",
4900 progname, argv[pathbad], strerror(-rc));
4903 if (param.fp_obd_uuid && param.fp_num_alloc_obds)
4904 free(param.fp_obd_uuid);
4906 if (param.fp_mdt_uuid && param.fp_num_alloc_mdts)
4907 free(param.fp_mdt_uuid);
4912 static int lfs_getstripe_internal(int argc, char **argv,
4913 struct find_param *param)
4915 struct option long_opts[] = {
4916 /* find { .val = 'A', .name = "atime", .has_arg = required_argument }*/
4917 /* find { .val = 'b', .name = "blocks", .has_arg = required_argument }*/
4918 { .val = LFS_COMP_COUNT_OPT,
4919 .name = "comp-count", .has_arg = no_argument },
4920 { .val = LFS_COMP_COUNT_OPT,
4921 .name = "component-count", .has_arg = no_argument },
4922 { .val = LFS_COMP_FLAGS_OPT,
4923 .name = "comp-flags", .has_arg = optional_argument },
4924 { .val = LFS_COMP_FLAGS_OPT,
4925 .name = "component-flags", .has_arg = optional_argument },
4926 { .val = LFS_COMP_START_OPT,
4927 .name = "comp-start", .has_arg = optional_argument },
4928 { .val = LFS_COMP_START_OPT,
4929 .name = "component-start", .has_arg = optional_argument },
4930 { .val = LFS_MIRROR_INDEX_OPT,
4931 .name = "mirror-index", .has_arg = required_argument },
4932 { .val = LFS_MIRROR_ID_OPT,
4933 .name = "mirror-id", .has_arg = required_argument },
4934 { .val = 'c', .name = "stripe-count", .has_arg = no_argument },
4935 { .val = 'c', .name = "stripe_count", .has_arg = no_argument },
4936 /* find { .val = 'C', .name = "ctime", .has_arg = required_argument }*/
4937 { .val = 'd', .name = "directory", .has_arg = no_argument },
4938 { .val = 'D', .name = "default", .has_arg = no_argument },
4939 { .val = 'E', .name = "comp-end", .has_arg = optional_argument },
4940 { .val = 'E', .name = "component-end", .has_arg = optional_argument },
4941 { .val = 'F', .name = "fid", .has_arg = no_argument },
4942 { .val = 'g', .name = "generation", .has_arg = no_argument },
4943 /* find { .val = 'G', .name = "group", .has_arg = required_argument }*/
4944 /* dirstripe { .val = 'H', .name = "mdt-hash", .has_arg = required_argument }*/
4945 { .val = 'i', .name = "stripe-index", .has_arg = no_argument },
4946 { .val = 'i', .name = "stripe_index", .has_arg = no_argument },
4947 { .val = 'I', .name = "comp-id", .has_arg = optional_argument },
4948 { .val = 'I', .name = "component-id", .has_arg = optional_argument },
4949 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
4950 { .val = 'L', .name = "layout", .has_arg = no_argument },
4951 { .val = 'm', .name = "mdt", .has_arg = no_argument },
4952 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
4953 { .val = 'm', .name = "mdt_index", .has_arg = no_argument },
4954 /* find { .val = 'M', .name = "mtime", .has_arg = required_argument }*/
4955 /* find { .val = 'n', .name = "name", .has_arg = required_argument }*/
4956 { .val = 'N', .name = "mirror-count", .has_arg = no_argument },
4957 { .val = 'O', .name = "obd", .has_arg = required_argument },
4958 { .val = 'O', .name = "ost", .has_arg = required_argument },
4959 { .val = 'p', .name = "pool", .has_arg = no_argument },
4960 /* find { .val = 'P', .name = "print", .has_arg = no_argument }, */
4961 { .val = 'q', .name = "quiet", .has_arg = no_argument },
4962 { .val = 'r', .name = "recursive", .has_arg = no_argument },
4963 { .val = 'R', .name = "raw", .has_arg = no_argument },
4964 { .val = 'S', .name = "stripe-size", .has_arg = no_argument },
4965 { .val = 'S', .name = "stripe_size", .has_arg = no_argument },
4966 /* find { .val = 't', .name = "type", .has_arg = required_argument }*/
4967 /* dirstripe { .val = 'T', .name = "mdt-count", .has_arg = required_argument }*/
4968 /* find { .val = 'u', .name = "uid", .has_arg = required_argument }*/
4969 /* find { .val = 'U', .name = "user", .has_arg = required_argument }*/
4970 { .val = 'v', .name = "verbose", .has_arg = no_argument },
4971 { .val = 'y', .name = "yaml", .has_arg = no_argument },
4972 { .val = 'z', .name = "extension-size", .has_arg = no_argument },
4973 { .val = 'z', .name = "ext-size", .has_arg = no_argument },
4977 int pathstart = -1, pathend = -1;
4981 while ((c = getopt_long(argc, argv,
4982 "-cdDE::FghiI::LmMNoO:pqrRsSvyz",
4983 long_opts, NULL)) != -1) {
4987 /* '!' is part of option */
4988 isoption = (c != 1) || (strcmp(optarg, "!") == 0);
4989 if (!isoption && pathend != -1) {
4991 "error: %s: filename|dirname must either precede options or follow options\n",
4995 if (!isoption && pathstart == -1)
4996 pathstart = optind - 1;
4997 if (isoption && pathstart != -1 && pathend == -1)
4998 pathend = optind - 2;
5002 /* unknown: opt is "!" */
5003 if (strcmp(optarg, "!") == 0)
5007 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5008 param->fp_verbose |= VERBOSE_COUNT;
5009 param->fp_max_depth = 0;
5012 case LFS_COMP_COUNT_OPT:
5013 param->fp_verbose |= VERBOSE_COMP_COUNT;
5014 param->fp_max_depth = 0;
5016 case LFS_COMP_FLAGS_OPT:
5017 if (optarg != NULL) {
5018 rc = comp_str2flags(optarg,
5019 ¶m->fp_comp_flags,
5020 ¶m->fp_comp_neg_flags);
5022 fprintf(stderr, "error: %s bad "
5023 "component flags '%s'.\n",
5027 param->fp_check_comp_flags = 1;
5029 param->fp_verbose |= VERBOSE_COMP_FLAGS;
5030 param->fp_max_depth = 0;
5033 case LFS_COMP_START_OPT:
5034 if (optarg != NULL) {
5036 if (tmp[0] == '+') {
5037 param->fp_comp_start_sign = -1;
5039 } else if (tmp[0] == '-') {
5040 param->fp_comp_start_sign = 1;
5043 rc = llapi_parse_size(tmp,
5044 ¶m->fp_comp_start,
5045 ¶m->fp_comp_start_units, 0);
5047 fprintf(stderr, "error: %s bad "
5048 "component start '%s'.\n",
5052 param->fp_check_comp_start = 1;
5055 param->fp_verbose |= VERBOSE_COMP_START;
5056 param->fp_max_depth = 0;
5059 case LFS_MIRROR_INDEX_OPT:
5060 if (optarg[0] == '+') {
5061 param->fp_mirror_index_sign = -1;
5063 } else if (optarg[0] == '-') {
5064 param->fp_mirror_index_sign = 1;
5068 param->fp_mirror_index = strtoul(optarg, &end, 0);
5069 if (*end != '\0' || (param->fp_mirror_index == 0 &&
5070 param->fp_mirror_index_sign == 0 && neg_opt == 0)) {
5072 "%s %s: invalid mirror index '%s'\n",
5073 progname, argv[0], optarg);
5076 if (param->fp_mirror_id != 0) {
5078 "%s %s: can't specify both mirror index and mirror ID\n",
5082 param->fp_check_mirror_index = 1;
5083 param->fp_exclude_mirror_index = !!neg_opt;
5085 case LFS_MIRROR_ID_OPT:
5086 if (optarg[0] == '+') {
5087 param->fp_mirror_id_sign = -1;
5089 } else if (optarg[0] == '-') {
5090 param->fp_mirror_id_sign = 1;
5094 param->fp_mirror_id = strtoul(optarg, &end, 0);
5095 if (*end != '\0' || (param->fp_mirror_id == 0 &&
5096 param->fp_mirror_id_sign == 0 && neg_opt == 0)) {
5098 "%s %s: invalid mirror ID '%s'\n",
5099 progname, argv[0], optarg);
5102 if (param->fp_mirror_index != 0) {
5104 "%s %s: can't specify both mirror index and mirror ID\n",
5108 param->fp_check_mirror_id = 1;
5109 param->fp_exclude_mirror_id = !!neg_opt;
5112 param->fp_max_depth = 0;
5115 param->fp_get_default_lmv = 1;
5118 if (optarg != NULL) {
5120 if (tmp[0] == '+') {
5121 param->fp_comp_end_sign = -1;
5123 } else if (tmp[0] == '-') {
5124 param->fp_comp_end_sign = 1;
5128 if (arg_is_eof(tmp)) {
5129 param->fp_comp_end = LUSTRE_EOF;
5130 param->fp_comp_end_units = 1;
5133 rc = llapi_parse_size(tmp,
5134 ¶m->fp_comp_end,
5135 ¶m->fp_comp_end_units, 0);
5138 fprintf(stderr, "error: %s bad "
5139 "component end '%s'.\n",
5143 param->fp_check_comp_end = 1;
5145 param->fp_verbose |= VERBOSE_COMP_END;
5146 param->fp_max_depth = 0;
5150 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5151 param->fp_verbose |= VERBOSE_DFID;
5152 param->fp_max_depth = 0;
5156 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5157 param->fp_verbose |= VERBOSE_GENERATION;
5158 param->fp_max_depth = 0;
5162 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5163 param->fp_verbose |= VERBOSE_STRIPE_OFFSET;
5164 param->fp_max_depth = 0;
5168 if (optarg != NULL) {
5169 param->fp_comp_id = strtoul(optarg, &end, 0);
5170 if (*end != '\0' || param->fp_comp_id == 0 ||
5171 param->fp_comp_id > LCME_ID_MAX) {
5172 fprintf(stderr, "error: %s bad "
5173 "component id '%s'\n",
5177 param->fp_check_comp_id = 1;
5180 param->fp_max_depth = 0;
5181 param->fp_verbose |= VERBOSE_COMP_ID;
5185 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5186 param->fp_verbose |= VERBOSE_PATTERN;
5187 param->fp_max_depth = 0;
5190 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5192 fprintf(stderr, "warning: '-M' deprecated"
5193 ", use '--mdt-index' or '-m' instead\n");
5196 if (!(param->fp_verbose & VERBOSE_DETAIL))
5197 param->fp_max_depth = 0;
5198 param->fp_verbose |= VERBOSE_MDTINDEX;
5201 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5202 param->fp_verbose |= VERBOSE_MIRROR_COUNT;
5203 param->fp_max_depth = 0;
5207 if (param->fp_obd_uuid) {
5209 "error: %s: only one obduuid allowed",
5213 param->fp_obd_uuid = (struct obd_uuid *)optarg;
5216 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5217 param->fp_verbose |= VERBOSE_POOL;
5218 param->fp_max_depth = 0;
5225 param->fp_recursive = 1;
5231 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5232 param->fp_verbose |= VERBOSE_STRIPE_SIZE;
5233 param->fp_max_depth = 0;
5237 param->fp_verbose = VERBOSE_DEFAULT | VERBOSE_DETAIL;
5243 if (!(param->fp_verbose & VERBOSE_DETAIL)) {
5244 param->fp_verbose |= VERBOSE_EXT_SIZE;
5245 param->fp_max_depth = 0;
5253 if (pathstart == -1) {
5254 fprintf(stderr, "error: %s: no filename|pathname\n",
5257 } else if (pathend == -1) {
5265 if (param->fp_recursive)
5266 param->fp_max_depth = -1;
5267 else if (param->fp_verbose & VERBOSE_DETAIL)
5268 param->fp_max_depth = 1;
5270 if (!param->fp_verbose)
5271 param->fp_verbose = VERBOSE_DEFAULT;
5272 if (param->fp_quiet)
5273 param->fp_verbose = VERBOSE_OBJID;
5276 rc = llapi_getstripe(argv[pathstart], param);
5277 } while (++pathstart < pathend && !rc);
5280 fprintf(stderr, "error: %s failed for %s.\n",
5281 argv[0], argv[optind - 1]);
5285 static int lfs_tgts(int argc, char **argv)
5287 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
5288 struct find_param param;
5289 int index = 0, rc=0;
5294 if (argc == 2 && !realpath(argv[1], path)) {
5296 fprintf(stderr, "error: invalid path '%s': %s\n",
5297 argv[1], strerror(-rc));
5301 while (!llapi_search_mounts(path, index++, mntdir, NULL)) {
5302 /* Check if we have a mount point */
5303 if (mntdir[0] == '\0')
5306 memset(¶m, 0, sizeof(param));
5307 if (!strcmp(argv[0], "mdts"))
5308 param.fp_get_lmv = 1;
5310 rc = llapi_ostlist(mntdir, ¶m);
5312 fprintf(stderr, "error: %s: failed on %s\n",
5315 if (path[0] != '\0')
5317 memset(mntdir, 0, PATH_MAX);
5323 static int lfs_getstripe(int argc, char **argv)
5325 struct find_param param = { 0 };
5327 param.fp_max_depth = 1;
5328 return lfs_getstripe_internal(argc, argv, ¶m);
5332 static int lfs_getdirstripe(int argc, char **argv)
5334 struct find_param param = { 0 };
5335 struct option long_opts[] = {
5336 { .val = 'c', .name = "mdt-count", .has_arg = no_argument },
5337 { .val = 'D', .name = "default", .has_arg = no_argument },
5338 { .val = 'H', .name = "mdt-hash", .has_arg = no_argument },
5339 { .val = 'i', .name = "mdt-index", .has_arg = no_argument },
5340 { .val = 'm', .name = "mdt-index", .has_arg = no_argument },
5341 { .val = 'O', .name = "obd", .has_arg = required_argument },
5342 { .val = 'r', .name = "recursive", .has_arg = no_argument },
5343 { .val = 'T', .name = "mdt-count", .has_arg = no_argument },
5344 { .val = 'v', .name = "verbose", .has_arg = no_argument },
5345 { .val = 'y', .name = "yaml", .has_arg = no_argument },
5349 param.fp_get_lmv = 1;
5351 while ((c = getopt_long(argc, argv,
5352 "cDHimO:rtTvy", long_opts, NULL)) != -1)
5357 param.fp_verbose |= VERBOSE_COUNT;
5360 param.fp_get_default_lmv = 1;
5364 param.fp_verbose |= VERBOSE_STRIPE_OFFSET;
5366 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5368 fprintf(stderr, "warning: '-t' deprecated, "
5369 "use '--mdt-hash' or '-H' instead\n");
5372 param.fp_verbose |= VERBOSE_HASH_TYPE;
5375 if (param.fp_obd_uuid) {
5377 "error: %s: only one obduuid allowed",
5381 param.fp_obd_uuid = (struct obd_uuid *)optarg;
5384 param.fp_recursive = 1;
5387 param.fp_verbose |= VERBOSE_DETAIL;
5393 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
5394 progname, argv[0], argv[optind - 1]);
5402 if (param.fp_recursive)
5403 param.fp_max_depth = -1;
5405 if (!param.fp_verbose)
5406 param.fp_verbose = VERBOSE_DEFAULT;
5409 rc = llapi_getstripe(argv[optind], ¶m);
5410 } while (++optind < argc && !rc);
5413 fprintf(stderr, "error: %s failed for %s.\n",
5414 argv[0], argv[optind - 1]);
5419 MNTDF_INODES = 0x0001,
5420 MNTDF_COOKED = 0x0002,
5421 MNTDF_LAZY = 0x0004,
5422 MNTDF_VERBOSE = 0x0008,
5423 MNTDF_SHOW = 0x0010,
5426 #define COOK(value) \
5429 while (value > 1024) { \
5437 #define CDF "%11llu"
5438 #define HDF "%8.1f%c"
5442 static inline int obd_statfs_ratio(const struct obd_statfs *st, bool inodes)
5444 double avail, used, ratio = 0;
5447 avail = st->os_ffree;
5448 used = st->os_files - st->os_ffree;
5450 avail = st->os_bavail;
5451 used = st->os_blocks - st->os_bfree;
5453 if (avail + used > 0)
5454 ratio = used / (used + avail) * 100;
5456 /* Round up to match df(1) usage percentage */
5457 return (ratio - (int)ratio) > 0 ? (int)(ratio + 1) : (int)ratio;
5460 /* This is to identify various problem states for "lfs df" if .osn_err = true,
5461 * so only show flags reflecting those states by default. Informational states
5462 * are only shown with "-v" and use lower-case names to distinguish them.
5463 * UNUSED[12] were for "EROFS = 30" until 1.6 but are now available for use.
5465 static struct obd_statfs_state_names {
5466 enum obd_statfs_state osn_state;
5467 const char osn_name;
5470 { .osn_state = OS_STATE_DEGRADED, .osn_name = 'D', .osn_err = true },
5471 { .osn_state = OS_STATE_READONLY, .osn_name = 'R', .osn_err = true },
5472 { .osn_state = OS_STATE_NOPRECREATE, .osn_name = 'N', .osn_err = true },
5473 { .osn_state = OS_STATE_UNUSED1, .osn_name = '?', .osn_err = true },
5474 { .osn_state = OS_STATE_UNUSED2, .osn_name = '?', .osn_err = true },
5475 { .osn_state = OS_STATE_ENOSPC, .osn_name = 'S', .osn_err = true },
5476 { .osn_state = OS_STATE_ENOINO, .osn_name = 'I', .osn_err = true },
5477 { .osn_state = OS_STATE_SUM, .osn_name = 'a', /* aggregate */ },
5478 { .osn_state = OS_STATE_NONROT, .osn_name = 'f', /* flash */ },
5481 static int showdf(char *mntdir, struct obd_statfs *stat,
5482 char *uuid, enum mntdf_flags flags,
5483 char *type, int index, int rc)
5485 long long avail, used, total;
5487 char *suffix = "KMGTPEZY";
5488 /* Note if we have >2^64 bytes/fs these buffers will need to be grown */
5489 char tbuf[3 * sizeof(__u64)];
5490 char ubuf[3 * sizeof(__u64)];
5491 char abuf[3 * sizeof(__u64)];
5492 char rbuf[3 * sizeof(__u64)];
5499 if (flags & MNTDF_INODES) {
5500 avail = stat->os_ffree;
5501 used = stat->os_files - stat->os_ffree;
5502 total = stat->os_files;
5504 int shift = flags & MNTDF_COOKED ? 0 : 10;
5506 avail = (stat->os_bavail * stat->os_bsize) >> shift;
5507 used = ((stat->os_blocks - stat->os_bfree) *
5508 stat->os_bsize) >> shift;
5509 total = (stat->os_blocks * stat->os_bsize) >> shift;
5512 ratio = obd_statfs_ratio(stat, flags & MNTDF_INODES);
5514 if (flags & MNTDF_COOKED) {
5518 cook_val = (double)total;
5521 snprintf(tbuf, sizeof(tbuf), HDF, cook_val,
5524 snprintf(tbuf, sizeof(tbuf), CDF, total);
5526 cook_val = (double)used;
5529 snprintf(ubuf, sizeof(ubuf), HDF, cook_val,
5532 snprintf(ubuf, sizeof(ubuf), CDF, used);
5534 cook_val = (double)avail;
5537 snprintf(abuf, sizeof(abuf), HDF, cook_val,
5540 snprintf(abuf, sizeof(abuf), CDF, avail);
5542 snprintf(tbuf, sizeof(tbuf), CDF, total);
5543 snprintf(ubuf, sizeof(tbuf), CDF, used);
5544 snprintf(abuf, sizeof(tbuf), CDF, avail);
5547 sprintf(rbuf, RDF, ratio);
5548 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s",
5549 uuid, tbuf, ubuf, abuf, rbuf, mntdir);
5551 printf("[%s:%d]", type, index);
5553 if (stat->os_state) {
5557 for (i = 0; i < ARRAY_SIZE(oss_names); i++) {
5558 if (oss_names[i].osn_state & stat->os_state &&
5559 (oss_names[i].osn_err ||
5560 flags & MNTDF_VERBOSE))
5561 printf("%c", oss_names[i].osn_name);
5568 printf(UUF": inactive device\n", uuid);
5571 printf(UUF": %s\n", uuid, strerror(-rc));
5578 struct ll_stat_type {
5583 #define LL_STATFS_MAX LOV_MAX_STRIPE_COUNT
5585 struct ll_statfs_data {
5587 struct obd_statfs sd_st;
5590 struct ll_statfs_buf {
5592 struct ll_statfs_data sb_buf[LL_STATFS_MAX];
5595 static int mntdf(char *mntdir, char *fsname, char *pool, enum mntdf_flags flags,
5596 int ops, struct ll_statfs_buf *lsb)
5598 struct obd_statfs stat_buf, sum = { .os_bsize = 1 };
5599 struct obd_uuid uuid_buf;
5600 char *poolname = NULL;
5601 struct ll_stat_type types[] = {
5602 { .st_op = LL_STATFS_LMV, .st_name = "MDT" },
5603 { .st_op = LL_STATFS_LOV, .st_name = "OST" },
5604 { .st_name = NULL } };
5605 struct ll_stat_type *tp;
5606 __u64 ost_files = 0;
5607 __u64 ost_ffree = 0;
5615 poolname = strchr(pool, '.');
5616 if (poolname != NULL) {
5617 if (strncmp(fsname, pool, strlen(fsname))) {
5618 fprintf(stderr, "filesystem name incorrect\n");
5626 fd = open(mntdir, O_RDONLY);
5629 fprintf(stderr, "%s: cannot open '%s': %s\n", progname, mntdir,
5634 if (flags & MNTDF_SHOW) {
5635 if (flags & MNTDF_INODES)
5636 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
5637 "UUID", "Inodes", "IUsed", "IFree",
5638 "IUse%", "Mounted on");
5640 printf(UUF" "CSF" "CSF" "CSF" "RSF" %-s\n",
5642 flags & MNTDF_COOKED ? "bytes" : "1K-blocks",
5643 "Used", "Available", "Use%", "Mounted on");
5646 for (tp = types; tp->st_name != NULL; tp++) {
5647 bool have_ost = false;
5649 if (!(tp->st_op & ops))
5652 for (index = 0; ; index++) {
5653 memset(&stat_buf, 0, sizeof(struct obd_statfs));
5654 memset(&uuid_buf, 0, sizeof(struct obd_uuid));
5655 type = flags & MNTDF_LAZY ?
5656 tp->st_op | LL_STATFS_NODELAY : tp->st_op;
5657 rc2 = llapi_obd_fstatfs(fd, type, index,
5658 &stat_buf, &uuid_buf);
5663 if (rc2 == -ENODATA) { /* Inactive device, OK. */
5664 if (!(flags & MNTDF_VERBOSE))
5666 } else if (rc2 < 0 && rc == 0) {
5670 /* If we have OSTs then don't report MDT block counts.
5671 * For MDT-only filesystems the expectation is that all
5672 * layouts have a DoM component. For filesystems with
5673 * OSTs, files are not necessarily going to store data
5674 * on MDTs, and MDT space is limited to a fraction of
5675 * OST space, so don't include it in the summary.
5677 if (tp->st_op == LL_STATFS_LOV && !have_ost) {
5684 if (poolname && tp->st_op == LL_STATFS_LOV &&
5685 llapi_search_ost(fsname, poolname,
5686 obd_uuid2str(&uuid_buf)) != 1)
5689 /* the llapi_obd_statfs() call may have returned with
5690 * an error, but if it filled in uuid_buf we will at
5691 * lease use that to print out a message for that OBD.
5692 * If we didn't get anything in the uuid_buf, then fill
5693 * it in so that we can print an error message. */
5694 if (uuid_buf.uuid[0] == '\0')
5695 snprintf(uuid_buf.uuid, sizeof(uuid_buf.uuid),
5696 "%s%04x", tp->st_name, index);
5698 lsb->sb_buf[lsb->sb_count].sd_index = index;
5699 lsb->sb_buf[lsb->sb_count].sd_st = stat_buf;
5702 if (flags & MNTDF_SHOW)
5703 showdf(mntdir, &stat_buf,
5704 obd_uuid2str(&uuid_buf), flags,
5705 tp->st_name, index, rc2);
5710 if (tp->st_op == LL_STATFS_LMV) {
5711 sum.os_ffree += stat_buf.os_ffree;
5712 sum.os_files += stat_buf.os_files;
5713 } else /* if (tp->st_op == LL_STATFS_LOV) */ {
5714 ost_files += stat_buf.os_files;
5715 ost_ffree += stat_buf.os_ffree;
5717 sum.os_blocks += stat_buf.os_blocks *
5719 sum.os_bfree += stat_buf.os_bfree *
5721 sum.os_bavail += stat_buf.os_bavail *
5728 /* If we have _some_ OSTs, but don't have as many free objects on the
5729 * OST as inodes on the MDTs, reduce the reported number of inodes
5730 * to compensate, so that the "inodes in use" number is correct.
5731 * This should be kept in sync with ll_statfs_internal().
5733 if (ost_files && ost_ffree < sum.os_ffree) {
5734 sum.os_files = (sum.os_files - sum.os_ffree) + ost_ffree;
5735 sum.os_ffree = ost_ffree;
5737 if (flags & MNTDF_SHOW) {
5739 showdf(mntdir, &sum, "filesystem_summary:", flags, NULL, 0, 0);
5747 static int lfs_setdirstripe(int argc, char **argv)
5750 struct lfs_setstripe_args lsa = { 0 };
5751 struct llapi_stripe_param *param = NULL;
5752 __u32 mdts[LMV_MAX_STRIPE_COUNT] = { 0 };
5755 char *mode_opt = NULL;
5756 bool default_stripe = false;
5757 bool delete = false;
5758 bool foreign_mode = false;
5759 mode_t mode = S_IRWXU | S_IRWXG | S_IRWXO;
5760 mode_t previous_mode = 0;
5762 __u32 type = LU_FOREIGN_TYPE_DAOS, flags = 0;
5763 struct option long_opts[] = {
5764 { .val = 'c', .name = "count", .has_arg = required_argument },
5765 { .val = 'c', .name = "mdt-count", .has_arg = required_argument },
5766 { .val = 'd', .name = "delete", .has_arg = no_argument },
5767 { .val = 'D', .name = "default", .has_arg = no_argument },
5768 { .val = 'D', .name = "default_stripe", .has_arg = no_argument },
5769 { .val = LFS_LAYOUT_FLAGS_OPT,
5770 .name = "flags", .has_arg = required_argument },
5771 { .val = LFS_LAYOUT_FOREIGN_OPT,
5772 .name = "foreign", .has_arg = optional_argument},
5773 { .val = 'H', .name = "mdt-hash", .has_arg = required_argument },
5774 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 17, 53, 0)
5775 { .val = 'i', .name = "mdt-index", .has_arg = required_argument },
5776 { .val = 'i', .name = "mdt", .has_arg = required_argument },
5778 /* find { .val = 'l', .name = "lazy", .has_arg = no_argument }, */
5779 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
5780 { .val = 'm', .name = "mdt", .has_arg = required_argument },
5782 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5783 { .val = 'i', .name = "index", .has_arg = required_argument },
5785 { .val = 'o', .name = "mode", .has_arg = required_argument },
5786 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5787 { .val = 't', .name = "hash-type", .has_arg = required_argument },
5789 { .val = 'T', .name = "mdt-count", .has_arg = required_argument },
5790 /* setstripe { .val = 'y', .name = "yaml", .has_arg = no_argument }, */
5791 { .val = 'x', .name = "xattr", .has_arg = required_argument },
5795 setstripe_args_init(&lsa);
5797 while ((c = getopt_long(argc, argv, "c:dDi:H:m:o:t:T:x:",
5798 long_opts, NULL)) >= 0) {
5805 lsa.lsa_stripe_count = strtoul(optarg, &end, 0);
5808 "%s %s: invalid stripe count '%s'\n",
5809 progname, argv[0], optarg);
5815 default_stripe = true;
5818 default_stripe = true;
5820 case LFS_LAYOUT_FOREIGN_OPT:
5821 if (optarg != NULL) {
5822 /* check pure numeric */
5823 type = strtoul(optarg, &end, 0);
5826 type = check_foreign_type_name(optarg);
5827 if (type == LU_FOREIGN_TYPE_UNKNOWN) {
5829 "%s %s: unknown foreign type '%s'\n",
5836 foreign_mode = true;
5838 case LFS_LAYOUT_FLAGS_OPT:
5839 flags = strtoul(optarg, &end, 16);
5842 "%s %s: bad flags '%s'\n",
5843 progname, argv[0], optarg);
5847 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5849 fprintf(stderr, "warning: '--hash-type' and '-t' "
5850 "deprecated, use '--mdt-hash' or '-H' instead\n");
5853 lsa.lsa_pattern = check_hashtype(optarg);
5854 if (lsa.lsa_pattern == 0) {
5856 "%s %s: bad stripe hash type '%s'\n",
5857 progname, argv[0], optarg);
5862 #if LUSTRE_VERSION_CODE >= OBD_OCD_VERSION(2, 17, 53, 0)
5865 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
5866 if (strcmp(argv[optind - 1], "--index") == 0)
5868 "%s %s: warning: '--index' deprecated, use '--mdt-index' instead\n",
5871 lsa.lsa_nr_tgts = parse_targets(mdts,
5872 sizeof(mdts) / sizeof(__u32),
5873 lsa.lsa_nr_tgts, optarg, NULL);
5874 if (lsa.lsa_nr_tgts < 0) {
5876 "%s %s: invalid MDT target(s) '%s'\n",
5877 progname, argv[0], optarg);
5881 lsa.lsa_tgts = mdts;
5882 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
5883 lsa.lsa_stripe_off = mdts[0];
5885 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 15, 53, 0)
5887 fprintf(stderr, "warning: '-m' is deprecated, "
5888 "use '--mode' or '-o' instead\n");
5897 fprintf(stderr, "%s %s: unrecognized option '%s'\n",
5898 progname, argv[0], argv[optind - 1]);
5903 if (optind == argc) {
5904 fprintf(stderr, "%s %s: DIR must be specified\n",
5909 if (xattr && !foreign_mode) {
5910 /* only print a warning as this is armless and will be
5914 "%s %s: xattr has been specified for non-foreign layout\n",
5916 } else if (foreign_mode && !xattr) {
5918 "%s %s: xattr must be provided in foreign mode\n",
5923 if (foreign_mode && (delete || default_stripe || lsa.lsa_nr_tgts ||
5924 lsa.lsa_tgts || setstripe_args_specified(&lsa))) {
5926 "%s %s: only --xattr/--flags/--mode options are valid with --foreign\n",
5931 if (!delete && lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT &&
5932 lsa.lsa_stripe_count == LLAPI_LAYOUT_DEFAULT && !foreign_mode) {
5934 "%s %s: stripe offset and count must be specified\n",
5940 (lsa.lsa_stripe_off != LLAPI_LAYOUT_DEFAULT ||
5941 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)) {
5943 "%s %s: cannot specify -d with -c or -i options\n",
5948 if (mode_opt != NULL) {
5949 mode = strtoul(mode_opt, &end, 8);
5952 "%s %s: bad MODE '%s'\n",
5953 progname, argv[0], mode_opt);
5956 previous_mode = umask(0);
5959 /* foreign LMV/dir case */
5961 if (argc > optind + 1) {
5963 "%s %s: cannot specify multiple foreign dirs\n",
5968 dname = argv[optind];
5969 result = llapi_dir_create_foreign(dname, mode, type, flags,
5973 "%s mkdir: can't create foreign dir '%s': %s\n",
5974 progname, dname, strerror(-result));
5979 * initialize stripe parameters, in case param is converted to specific,
5980 * i.e, 'lfs mkdir -i -1 -c N', always allocate space for lsp_tgts.
5982 param = calloc(1, offsetof(typeof(*param),
5983 lsp_tgts[lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT ?
5984 lsa.lsa_stripe_count : lsa.lsa_nr_tgts]));
5985 if (param == NULL) {
5987 "%s %s: cannot allocate memory for parameters: %s\n",
5988 progname, argv[0], strerror(ENOMEM));
5992 if (lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT)
5993 param->lsp_stripe_count = lsa.lsa_stripe_count;
5994 if (lsa.lsa_stripe_off == LLAPI_LAYOUT_DEFAULT)
5995 param->lsp_stripe_offset = -1;
5997 param->lsp_stripe_offset = lsa.lsa_stripe_off;
5998 if (lsa.lsa_pattern != LLAPI_LAYOUT_RAID0)
5999 param->lsp_stripe_pattern = lsa.lsa_pattern;
6001 param->lsp_stripe_pattern = LMV_HASH_TYPE_DEFAULT;
6002 param->lsp_pool = lsa.lsa_pool_name;
6003 param->lsp_is_specific = false;
6004 if (lsa.lsa_nr_tgts > 1) {
6005 if (lsa.lsa_stripe_count > 0 &&
6006 lsa.lsa_stripe_count != LLAPI_LAYOUT_DEFAULT &&
6007 lsa.lsa_stripe_count != lsa.lsa_nr_tgts) {
6009 "error: %s: stripe count %lld doesn't match the number of MDTs: %d\n",
6010 argv[0], lsa.lsa_stripe_count,
6016 param->lsp_is_specific = true;
6017 param->lsp_stripe_count = lsa.lsa_nr_tgts;
6018 memcpy(param->lsp_tgts, mdts, sizeof(*mdts) * lsa.lsa_nr_tgts);
6021 dname = argv[optind];
6023 if (default_stripe) {
6024 result = llapi_dir_set_default_lmv(dname, param);
6027 "%s setdirstripe: cannot set default stripe on dir '%s': %s\n",
6028 progname, dname, strerror(-result));
6032 result = llapi_dir_create(dname, mode, param);
6035 "%s setdirstripe: cannot create dir '%s': %s\n",
6036 progname, dname, strerror(-result));
6037 } while (!result && (dname = argv[++optind]));
6039 if (mode_opt != NULL)
6040 umask(previous_mode);
6047 static int lfs_rmentry(int argc, char **argv)
6054 fprintf(stderr, "error: %s: missing dirname\n",
6060 dname = argv[index];
6061 while (dname != NULL) {
6062 result = llapi_direntry_remove(dname);
6064 fprintf(stderr, "error: %s: remove dir entry '%s' "
6065 "failed\n", argv[0], dname);
6068 dname = argv[++index];
6073 static int lfs_mv(int argc, char **argv)
6075 struct lmv_user_md lmu = { LMV_USER_MAGIC };
6076 struct find_param param = {
6083 struct option long_opts[] = {
6084 { .val = 'm', .name = "mdt", .has_arg = required_argument },
6085 { .val = 'm', .name = "mdt-index", .has_arg = required_argument },
6086 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6089 while ((c = getopt_long(argc, argv, "m:M:v", long_opts, NULL)) != -1) {
6091 #if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 53, 0)
6093 fprintf(stderr, "warning: '-M' deprecated"
6094 ", use '--mdt-index' or '-m' instead\n");
6097 lmu.lum_stripe_offset = strtoul(optarg, &end, 0);
6099 fprintf(stderr, "%s mv: bad MDT index '%s'\n",
6105 param.fp_verbose = VERBOSE_DETAIL;
6108 fprintf(stderr, "%s mv: unrecognized option '%s'\n",
6109 progname, argv[optind - 1]);
6114 if (lmu.lum_stripe_offset == LMV_OFFSET_DEFAULT) {
6115 fprintf(stderr, "%s mv: MDT index must be specified\n",
6120 if (optind >= argc) {
6121 fprintf(stderr, "%s mv: DIR must be specified\n", progname);
6126 /* initialize migrate mdt parameters */
6127 param.fp_lmv_md = &lmu;
6128 param.fp_migrate = 1;
6129 rc = llapi_migrate_mdt(argv[optind], ¶m);
6131 fprintf(stderr, "%s mv: cannot migrate '%s' to MDT%04x: %s\n",
6132 progname, argv[optind], param.fp_mdt_index,
6137 static int lfs_osts(int argc, char **argv)
6139 return lfs_tgts(argc, argv);
6142 static int lfs_mdts(int argc, char **argv)
6144 return lfs_tgts(argc, argv);
6147 static int lfs_df(int argc, char **argv)
6149 char mntdir[PATH_MAX] = {'\0'}, path[PATH_MAX] = {'\0'};
6150 enum mntdf_flags flags = MNTDF_SHOW;
6151 int ops = LL_STATFS_LMV | LL_STATFS_LOV;
6152 int c, rc = 0, index = 0;
6153 char fsname[PATH_MAX] = "", *pool_name = NULL;
6154 struct option long_opts[] = {
6155 { .val = 'h', .name = "human-readable",
6156 .has_arg = no_argument },
6157 { .val = 'i', .name = "inodes", .has_arg = no_argument },
6158 { .val = 'l', .name = "lazy", .has_arg = no_argument },
6159 { .val = 'p', .name = "pool", .has_arg = required_argument },
6160 { .val = 'v', .name = "verbose", .has_arg = no_argument },
6163 while ((c = getopt_long(argc, argv, "hilp:v", long_opts, NULL)) != -1) {
6166 flags |= MNTDF_COOKED;
6169 flags |= MNTDF_INODES;
6172 flags |= MNTDF_LAZY;
6178 flags |= MNTDF_VERBOSE;
6184 if (optind < argc && !realpath(argv[optind], path)) {
6186 fprintf(stderr, "error: invalid path '%s': %s\n",
6187 argv[optind], strerror(-rc));
6191 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
6192 /* Check if we have a mount point */
6193 if (mntdir[0] == '\0')
6196 rc = mntdf(mntdir, fsname, pool_name, flags, ops, NULL);
6197 if (rc || path[0] != '\0')
6199 fsname[0] = '\0'; /* avoid matching in next loop */
6200 mntdir[0] = '\0'; /* avoid matching in next loop */
6206 static int print_instance(const char *mntdir, char *buf, size_t buflen,
6207 bool opt_instance, bool opt_fsname, bool opt_mntdir)
6211 if (opt_fsname == opt_instance) { /* both true or both false */
6212 rc = llapi_getname(mntdir, buf, buflen);
6213 } else if (opt_fsname) {
6214 /* llapi_search_mounts() fills @buf with fsname, but that is not
6215 * called if explicit paths are specified on the command-line
6218 rc = llapi_get_fsname(mntdir, buf, buflen);
6219 } else /* if (opt_instance) */ {
6220 rc = llapi_get_instance(mntdir, buf, buflen);
6224 fprintf(stderr, "cannot get instance for '%s': %s\n",
6225 mntdir, strerror(-rc));
6230 printf("%s %s\n", buf, mntdir);
6232 printf("%s\n", buf);
6237 static int lfs_getname(int argc, char **argv)
6239 struct option long_opts[] = {
6240 { .val = 'h', .name = "help", .has_arg = no_argument },
6241 { .val = 'i', .name = "instance", .has_arg = no_argument },
6242 { .val = 'n', .name = "fsname", .has_arg = no_argument },
6244 bool opt_instance = false, opt_fsname = false;
6245 char fsname[PATH_MAX] = "";
6248 while ((c = getopt_long(argc, argv, "hin", long_opts, NULL)) != -1) {
6251 opt_instance = true;
6262 if (optind == argc) { /* no paths specified, get all paths. */
6263 char mntdir[PATH_MAX] = "", path[PATH_MAX] = "";
6266 while (!llapi_search_mounts(path, index++, mntdir, fsname)) {
6267 rc2 = print_instance(mntdir, fsname, sizeof(fsname),
6268 opt_instance, opt_fsname, true);
6271 path[0] = fsname[0] = mntdir[0] = '\0';
6273 } else { /* paths specified, only attempt to search these. */
6276 /* if only one path is given, print only requested info */
6277 opt_mntdir = argc - optind > 1 || (opt_instance == opt_fsname);
6279 for (; optind < argc; optind++) {
6280 rc2 = print_instance(argv[optind], fsname,
6281 sizeof(fsname), opt_instance,
6282 opt_fsname, opt_mntdir);
6292 static int lfs_check(int argc, char **argv)
6294 char mntdir[PATH_MAX] = {'\0'};
6303 fprintf(stderr, "%s check: server type must be specified\n",
6308 obd_types[0] = obd_type1;
6309 obd_types[1] = obd_type2;
6310 obd_types[2] = obd_type3;
6312 if (strcmp(argv[1], "osts") == 0) {
6313 strcpy(obd_types[0], "osc");
6314 } else if (strcmp(argv[1], "mdts") == 0 ||
6315 strcmp(argv[1], "mds") == 0) {
6316 strcpy(obd_types[0], "mdc");
6317 } else if (strcmp(argv[1], "mgts") == 0) {
6318 strcpy(obd_types[0], "mgc");
6319 } else if (strcmp(argv[1], "all") == 0 ||
6320 strcmp(argv[1], "servers") == 0) {
6322 strcpy(obd_types[0], "osc");
6323 strcpy(obd_types[1], "mdc");
6324 strcpy(obd_types[2], "mgc");
6326 fprintf(stderr, "%s check: unrecognized option '%s'\n",
6331 rc = llapi_search_mounts(NULL, 0, mntdir, NULL);
6332 if (rc < 0 || mntdir[0] == '\0') {
6334 "%s check: cannot find mounted Lustre filesystem: %s\n",
6335 progname, (rc < 0) ? strerror(-rc) : strerror(ENODEV));
6339 rc = llapi_target_check(num_types, obd_types, mntdir);
6341 fprintf(stderr, "%s check: cannot check target '%s': %s\n",
6342 progname, argv[1], strerror(-rc));
6348 #ifdef HAVE_SYS_QUOTA_H
6349 #define ARG2INT(nr, str, msg) \
6352 nr = strtol(str, &endp, 0); \
6353 if (*endp != '\0') { \
6354 fprintf(stderr, "%s: bad %s '%s'\n", \
6355 progname, msg, str); \
6360 #define ADD_OVERFLOW(a,b) ((a + b) < a) ? (a = ULONG_MAX) : (a = a + b)
6362 /* Convert format time string "XXwXXdXXhXXmXXs" into seconds value
6363 * returns the value or ULONG_MAX on integer overflow or incorrect format
6365 * 1. the order of specifiers is arbitrary (may be: 5w3s or 3s5w)
6366 * 2. specifiers may be encountered multiple times (2s3s is 5 seconds)
6367 * 3. empty integer value is interpreted as 0
6369 static unsigned long str2sec(const char* timestr)
6371 const char spec[] = "smhdw";
6372 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
6373 unsigned long val = 0;
6376 if (strpbrk(timestr, spec) == NULL) {
6377 /* no specifiers inside the time string,
6378 should treat it as an integer value */
6379 val = strtoul(timestr, &tail, 10);
6380 return *tail ? ULONG_MAX : val;
6383 /* format string is XXwXXdXXhXXmXXs */
6389 v = strtoul(timestr, &tail, 10);
6390 if (v == ULONG_MAX || *tail == '\0')
6391 /* value too large (ULONG_MAX or more)
6392 or missing specifier */
6395 ptr = strchr(spec, *tail);
6397 /* unknown specifier */
6402 /* check if product will overflow the type */
6403 if (!(v < ULONG_MAX / mult[ind]))
6406 ADD_OVERFLOW(val, mult[ind] * v);
6407 if (val == ULONG_MAX)
6419 #define ARG2ULL(nr, str, def_units) \
6421 unsigned long long limit, units = def_units; \
6424 rc = llapi_parse_size(str, &limit, &units, 1); \
6426 fprintf(stderr, "%s: invalid limit '%s'\n", \
6433 static inline int has_times_option(int argc, char **argv)
6437 for (i = 1; i < argc; i++)
6438 if (!strcmp(argv[i], "-t"))
6444 int lfs_setquota_times(int argc, char **argv)
6447 struct if_quotactl qctl;
6448 char *mnt, *obd_type = (char *)qctl.obd_type;
6449 struct obd_dqblk *dqb = &qctl.qc_dqblk;
6450 struct obd_dqinfo *dqi = &qctl.qc_dqinfo;
6451 struct option long_opts[] = {
6452 { .val = 'b', .name = "block-grace", .has_arg = required_argument },
6453 { .val = 'g', .name = "group", .has_arg = no_argument },
6454 { .val = 'i', .name = "inode-grace", .has_arg = required_argument },
6455 { .val = 'p', .name = "projid", .has_arg = no_argument },
6456 { .val = 't', .name = "times", .has_arg = no_argument },
6457 { .val = 'u', .name = "user", .has_arg = no_argument },
6461 memset(&qctl, 0, sizeof(qctl));
6462 qctl.qc_cmd = LUSTRE_Q_SETINFO;
6463 qctl.qc_type = ALLQUOTA;
6465 while ((c = getopt_long(argc, argv, "b:gi:ptu",
6466 long_opts, NULL)) != -1) {
6477 if (qctl.qc_type != ALLQUOTA) {
6478 fprintf(stderr, "error: -u/g/p can't be used "
6479 "more than once\n");
6482 qctl.qc_type = qtype;
6485 if ((dqi->dqi_bgrace = str2sec(optarg)) == ULONG_MAX) {
6486 fprintf(stderr, "error: bad block-grace: %s\n",
6490 dqb->dqb_valid |= QIF_BTIME;
6493 if ((dqi->dqi_igrace = str2sec(optarg)) == ULONG_MAX) {
6494 fprintf(stderr, "error: bad inode-grace: %s\n",
6498 dqb->dqb_valid |= QIF_ITIME;
6500 case 't': /* Yes, of course! */
6502 default: /* getopt prints error message for us when opterr != 0 */
6507 if (qctl.qc_type == ALLQUOTA) {
6508 fprintf(stderr, "error: neither -u, -g nor -p specified\n");
6512 if (optind != argc - 1) {
6513 fprintf(stderr, "error: unexpected parameters encountered\n");
6517 if ((dqb->dqb_valid | QIF_BTIME && dqi->dqi_bgrace >= UINT_MAX) ||
6518 (dqb->dqb_valid | QIF_ITIME && dqi->dqi_igrace >= UINT_MAX)) {
6519 fprintf(stderr, "error: grace time is too large\n");
6524 rc = llapi_quotactl(mnt, &qctl);
6527 fprintf(stderr, "%s %s ", obd_type,
6528 obd_uuid2str(&qctl.obd_uuid));
6529 fprintf(stderr, "setquota failed: %s\n", strerror(-rc));
6536 #define BSLIMIT (1 << 0)
6537 #define BHLIMIT (1 << 1)
6538 #define ISLIMIT (1 << 2)
6539 #define IHLIMIT (1 << 3)
6541 int lfs_setquota(int argc, char **argv)
6544 struct if_quotactl qctl;
6545 char *mnt, *obd_type = (char *)qctl.obd_type;
6546 struct obd_dqblk *dqb = &qctl.qc_dqblk;
6547 struct option long_opts[] = {
6548 { .val = 'b', .name = "block-softlimit",
6549 .has_arg = required_argument },
6550 { .val = 'B', .name = "block-hardlimit",
6551 .has_arg = required_argument },
6552 { .val = 'd', .name = "default", .has_arg = no_argument },
6553 { .val = 'g', .name = "group", .has_arg = required_argument },
6554 { .val = 'G', .name = "default-grp", .has_arg = no_argument },
6555 { .val = 'i', .name = "inode-softlimit",
6556 .has_arg = required_argument },
6557 { .val = 'I', .name = "inode-hardlimit",
6558 .has_arg = required_argument },
6559 { .val = 'p', .name = "projid", .has_arg = required_argument },
6560 { .val = 'P', .name = "default-prj", .has_arg = no_argument },
6561 { .val = 'u', .name = "user", .has_arg = required_argument },
6562 { .val = 'U', .name = "default-usr", .has_arg = no_argument },
6564 unsigned limit_mask = 0;
6566 bool use_default = false;
6569 if (has_times_option(argc, argv))
6570 return lfs_setquota_times(argc, argv);
6572 memset(&qctl, 0, sizeof(qctl));
6573 qctl.qc_cmd = LUSTRE_Q_SETQUOTA;
6574 qctl.qc_type = ALLQUOTA; /* ALLQUOTA makes no sense for setquota,
6575 * so it can be used as a marker that qc_type
6576 * isn't reinitialized from command line */
6578 while ((c = getopt_long(argc, argv, "b:B:dg:Gi:I:p:Pu:U",
6579 long_opts, NULL)) != -1) {
6582 qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
6585 goto quota_type_def;
6588 rc = name2uid(&qctl.qc_id, optarg);
6591 qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
6594 goto quota_type_def;
6597 rc = name2gid(&qctl.qc_id, optarg);
6600 qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
6603 goto quota_type_def;
6606 rc = name2projid(&qctl.qc_id, optarg);
6609 qctl.qc_id = strtoul(optarg, &endptr, 10);
6610 if (*endptr != '\0') {
6611 fprintf(stderr, "%s setquota: invalid"
6612 " id '%s'\n", progname, optarg);
6617 if (qctl.qc_id == 0) {
6618 fprintf(stderr, "%s setquota: can't set quota"
6619 " for root usr/group/project.\n",
6625 if (qctl.qc_type != ALLQUOTA) {
6627 "%s setquota: only one of -u, -U, -g,"
6628 " -G, -p or -P may be specified\n",
6632 qctl.qc_type = qtype;
6635 qctl.qc_cmd = LUSTRE_Q_SETDEFAULT;
6639 ARG2ULL(dqb->dqb_bsoftlimit, optarg, 1024);
6640 dqb->dqb_bsoftlimit >>= 10;
6641 limit_mask |= BSLIMIT;
6642 if (dqb->dqb_bsoftlimit &&
6643 dqb->dqb_bsoftlimit <= 1024) /* <= 1M? */
6645 "%s setquota: warning: block softlimit '%llu' smaller than minimum qunit size\n"
6646 "See '%s help setquota' or Lustre manual for details\n",
6648 (unsigned long long)dqb->dqb_bsoftlimit,
6652 ARG2ULL(dqb->dqb_bhardlimit, optarg, 1024);
6653 dqb->dqb_bhardlimit >>= 10;
6654 limit_mask |= BHLIMIT;
6655 if (dqb->dqb_bhardlimit &&
6656 dqb->dqb_bhardlimit <= 1024) /* <= 1M? */
6658 "%s setquota: warning: block hardlimit '%llu' smaller than minimum qunit size\n"
6659 "See '%s help setquota' or Lustre manual for details\n",
6661 (unsigned long long)dqb->dqb_bhardlimit,
6665 ARG2ULL(dqb->dqb_isoftlimit, optarg, 1);
6666 limit_mask |= ISLIMIT;
6667 if (dqb->dqb_isoftlimit &&
6668 dqb->dqb_isoftlimit <= 1024) /* <= 1K inodes? */
6670 "%s setquota: warning: inode softlimit '%llu' smaller than minimum qunit size\n"
6671 "See '%s help setquota' or Lustre manual for details\n",
6673 (unsigned long long)dqb->dqb_isoftlimit,
6677 ARG2ULL(dqb->dqb_ihardlimit, optarg, 1);
6678 limit_mask |= IHLIMIT;
6679 if (dqb->dqb_ihardlimit &&
6680 dqb->dqb_ihardlimit <= 1024) /* <= 1K inodes? */
6682 "%s setquota: warning: inode hardlimit '%llu' smaller than minimum qunit size\n"
6683 "See '%s help setquota' or Lustre manual for details\n",
6685 (unsigned long long)dqb->dqb_ihardlimit,
6690 "%s setquota: unrecognized option '%s'\n",
6691 progname, argv[optind - 1]);
6696 if (qctl.qc_type == ALLQUOTA) {
6698 "%s setquota: either -u or -g must be specified\n",
6703 if (!use_default && limit_mask == 0) {
6705 "%s setquota: at least one limit must be specified\n",
6710 if (use_default && limit_mask != 0) {
6712 "%s setquota: limits should not be specified when"
6713 " using default quota\n",
6718 if (use_default && qctl.qc_id == 0) {
6720 "%s setquota: can not set default quota for root"
6721 " user/group/project\n",
6726 if (optind != argc - 1) {
6728 "%s setquota: filesystem not specified or unexpected argument '%s'\n",
6729 progname, argv[optind]);
6736 dqb->dqb_bhardlimit = 0;
6737 dqb->dqb_bsoftlimit = 0;
6738 dqb->dqb_ihardlimit = 0;
6739 dqb->dqb_isoftlimit = 0;
6742 dqb->dqb_valid |= QIF_LIMITS | QIF_TIMES;
6743 } else if ((!(limit_mask & BHLIMIT) ^ !(limit_mask & BSLIMIT)) ||
6744 (!(limit_mask & IHLIMIT) ^ !(limit_mask & ISLIMIT))) {
6745 /* sigh, we can't just set blimits/ilimits */
6746 struct if_quotactl tmp_qctl = {.qc_cmd = LUSTRE_Q_GETQUOTA,
6747 .qc_type = qctl.qc_type,
6748 .qc_id = qctl.qc_id};
6750 rc = llapi_quotactl(mnt, &tmp_qctl);
6754 if (!(limit_mask & BHLIMIT))
6755 dqb->dqb_bhardlimit = tmp_qctl.qc_dqblk.dqb_bhardlimit;
6756 if (!(limit_mask & BSLIMIT))
6757 dqb->dqb_bsoftlimit = tmp_qctl.qc_dqblk.dqb_bsoftlimit;
6758 if (!(limit_mask & IHLIMIT))
6759 dqb->dqb_ihardlimit = tmp_qctl.qc_dqblk.dqb_ihardlimit;
6760 if (!(limit_mask & ISLIMIT))
6761 dqb->dqb_isoftlimit = tmp_qctl.qc_dqblk.dqb_isoftlimit;
6763 /* Keep grace times if we have got no softlimit arguments */
6764 if ((limit_mask & BHLIMIT) && !(limit_mask & BSLIMIT)) {
6765 dqb->dqb_valid |= QIF_BTIME;
6766 dqb->dqb_btime = tmp_qctl.qc_dqblk.dqb_btime;
6769 if ((limit_mask & IHLIMIT) && !(limit_mask & ISLIMIT)) {
6770 dqb->dqb_valid |= QIF_ITIME;
6771 dqb->dqb_itime = tmp_qctl.qc_dqblk.dqb_itime;
6775 dqb->dqb_valid |= (limit_mask & (BHLIMIT | BSLIMIT)) ? QIF_BLIMITS : 0;
6776 dqb->dqb_valid |= (limit_mask & (IHLIMIT | ISLIMIT)) ? QIF_ILIMITS : 0;
6778 rc = llapi_quotactl(mnt, &qctl);
6782 "%s setquota: cannot quotactl '%s' '%s': %s",
6784 obd_uuid2str(&qctl.obd_uuid), strerror(-rc));
6791 /* Converts seconds value into format string
6792 * result is returned in buf
6794 * 1. result is in descenting order: 1w2d3h4m5s
6795 * 2. zero fields are not filled (except for p. 3): 5d1s
6796 * 3. zero seconds value is presented as "0s"
6798 static char * __sec2str(time_t seconds, char *buf)
6800 const char spec[] = "smhdw";
6801 const unsigned long mult[] = {1, 60, 60*60, 24*60*60, 7*24*60*60};
6806 for (i = ARRAY_SIZE(mult) - 1 ; i >= 0; i--) {
6807 c = seconds / mult[i];
6809 if (c > 0 || (i == 0 && buf == tail))
6810 tail += scnprintf(tail, 40-(tail-buf), "%lu%c", c,
6819 static void sec2str(time_t seconds, char *buf, int rc)
6826 tail = __sec2str(seconds, tail);
6828 if (rc && tail - buf < 39) {
6834 static void diff2str(time_t seconds, char *buf, time_t now)
6840 if (seconds <= now) {
6841 strcpy(buf, "none");
6844 __sec2str(seconds - now, buf);
6847 static void print_quota_title(char *name, struct if_quotactl *qctl,
6848 bool human_readable, bool show_default)
6851 printf("Disk default %s quota:\n", qtype_name(qctl->qc_type));
6852 printf("%15s %8s%8s%8s %8s%8s%8s\n",
6853 "Filesystem", "bquota", "blimit", "bgrace",
6854 "iquota", "ilimit", "igrace");
6856 printf("Disk quotas for %s %s (%cid %u):\n",
6857 qtype_name(qctl->qc_type), name,
6858 *qtype_name(qctl->qc_type), qctl->qc_id);
6859 printf("%15s%8s %7s%8s%8s%8s %7s%8s%8s\n",
6860 "Filesystem", human_readable ? "used" : "kbytes",
6861 "quota", "limit", "grace",
6862 "files", "quota", "limit", "grace");
6866 static void kbytes2str(__u64 num, char *buf, int buflen, bool h)
6869 snprintf(buf, buflen, "%ju", (uintmax_t)num);
6872 snprintf(buf, buflen, "%5.4gP",
6873 (double)num / ((__u64)1 << 40));
6875 snprintf(buf, buflen, "%5.4gT",
6876 (double)num / (1 << 30));
6878 snprintf(buf, buflen, "%5.4gG",
6879 (double)num / (1 << 20));
6881 snprintf(buf, buflen, "%5.4gM",
6882 (double)num / (1 << 10));
6884 snprintf(buf, buflen, "%ju%s", (uintmax_t)num, "k");
6888 #define STRBUF_LEN 32
6889 static void print_quota(char *mnt, struct if_quotactl *qctl, int type,
6890 int rc, bool h, bool show_default)
6896 if (qctl->qc_cmd == LUSTRE_Q_GETQUOTA || qctl->qc_cmd == Q_GETOQUOTA ||
6897 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) {
6898 int bover = 0, iover = 0;
6899 struct obd_dqblk *dqb = &qctl->qc_dqblk;
6900 char numbuf[3][STRBUF_LEN];
6902 char strbuf[STRBUF_LEN];
6904 if (dqb->dqb_bhardlimit &&
6905 lustre_stoqb(dqb->dqb_curspace) >= dqb->dqb_bhardlimit) {
6907 } else if (dqb->dqb_bsoftlimit && dqb->dqb_btime) {
6908 if (dqb->dqb_btime > now) {
6915 if (dqb->dqb_ihardlimit &&
6916 dqb->dqb_curinodes >= dqb->dqb_ihardlimit) {
6918 } else if (dqb->dqb_isoftlimit && dqb->dqb_itime) {
6919 if (dqb->dqb_itime > now) {
6927 if (strlen(mnt) > 15)
6928 printf("%s\n%15s", mnt, "");
6930 printf("%15s", mnt);
6933 diff2str(dqb->dqb_btime, timebuf, now);
6934 else if (show_default)
6935 snprintf(timebuf, sizeof(timebuf), "%llu",
6936 (unsigned long long)dqb->dqb_btime);
6938 kbytes2str(lustre_stoqb(dqb->dqb_curspace),
6939 strbuf, sizeof(strbuf), h);
6940 if (rc == -EREMOTEIO)
6941 sprintf(numbuf[0], "%s*", strbuf);
6943 sprintf(numbuf[0], (dqb->dqb_valid & QIF_SPACE) ?
6944 "%s" : "[%s]", strbuf);
6946 kbytes2str(dqb->dqb_bsoftlimit, strbuf, sizeof(strbuf), h);
6947 if (type == QC_GENERAL)
6948 sprintf(numbuf[1], (dqb->dqb_valid & QIF_BLIMITS) ?
6949 "%s" : "[%s]", strbuf);
6951 sprintf(numbuf[1], "%s", "-");
6953 kbytes2str(dqb->dqb_bhardlimit, strbuf, sizeof(strbuf), h);
6954 sprintf(numbuf[2], (dqb->dqb_valid & QIF_BLIMITS) ?
6955 "%s" : "[%s]", strbuf);
6958 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
6960 printf(" %7s%c %6s %7s %7s",
6961 numbuf[0], bover ? '*' : ' ', numbuf[1],
6962 numbuf[2], bover > 1 ? timebuf : "-");
6966 diff2str(dqb->dqb_itime, timebuf, now);
6967 else if (show_default)
6968 snprintf(timebuf, sizeof(timebuf), "%llu",
6969 (unsigned long long)dqb->dqb_itime);
6971 snprintf(numbuf[0], sizeof(numbuf),
6972 (dqb->dqb_valid & QIF_INODES) ? "%ju" : "[%ju]",
6973 (uintmax_t)dqb->dqb_curinodes);
6975 if (type == QC_GENERAL)
6976 sprintf(numbuf[1], (dqb->dqb_valid & QIF_ILIMITS) ?
6978 (uintmax_t)dqb->dqb_isoftlimit);
6980 sprintf(numbuf[1], "%s", "-");
6982 sprintf(numbuf[2], (dqb->dqb_valid & QIF_ILIMITS) ?
6983 "%ju" : "[%ju]", (uintmax_t)dqb->dqb_ihardlimit);
6986 printf(" %6s %7s %7s", numbuf[1], numbuf[2], timebuf);
6987 else if (type != QC_OSTIDX)
6988 printf(" %7s%c %6s %7s %7s",
6989 numbuf[0], iover ? '*' : ' ', numbuf[1],
6990 numbuf[2], iover > 1 ? timebuf : "-");
6992 printf(" %7s %7s %7s %7s", "-", "-", "-", "-");
6995 } else if (qctl->qc_cmd == LUSTRE_Q_GETINFO ||
6996 qctl->qc_cmd == Q_GETOINFO) {
7000 sec2str(qctl->qc_dqinfo.dqi_bgrace, bgtimebuf, rc);
7001 sec2str(qctl->qc_dqinfo.dqi_igrace, igtimebuf, rc);
7002 printf("Block grace time: %s; Inode grace time: %s\n",
7003 bgtimebuf, igtimebuf);
7007 static int print_obd_quota(char *mnt, struct if_quotactl *qctl, int is_mdt,
7008 bool h, __u64 *total)
7010 int rc = 0, rc1 = 0, count = 0;
7011 __u32 valid = qctl->qc_valid;
7013 rc = llapi_get_obd_count(mnt, &count, is_mdt);
7015 fprintf(stderr, "can not get %s count: %s\n",
7016 is_mdt ? "mdt": "ost", strerror(-rc));
7020 for (qctl->qc_idx = 0; qctl->qc_idx < count; qctl->qc_idx++) {
7021 qctl->qc_valid = is_mdt ? QC_MDTIDX : QC_OSTIDX;
7022 rc = llapi_quotactl(mnt, qctl);
7024 /* It is remote client case. */
7025 if (rc == -EOPNOTSUPP) {
7032 fprintf(stderr, "quotactl %s%d failed.\n",
7033 is_mdt ? "mdt": "ost", qctl->qc_idx);
7037 print_quota(obd_uuid2str(&qctl->obd_uuid), qctl,
7038 qctl->qc_valid, 0, h, false);
7039 *total += is_mdt ? qctl->qc_dqblk.dqb_ihardlimit :
7040 qctl->qc_dqblk.dqb_bhardlimit;
7043 qctl->qc_valid = valid;
7047 static int get_print_quota(char *mnt, char *name, struct if_quotactl *qctl,
7048 int verbose, int quiet, bool human_readable,
7051 int rc1 = 0, rc2 = 0, rc3 = 0;
7052 char *obd_type = (char *)qctl->obd_type;
7053 char *obd_uuid = (char *)qctl->obd_uuid.uuid;
7054 __u64 total_ialloc = 0, total_balloc = 0;
7055 bool use_default_for_blk = false;
7056 bool use_default_for_file = false;
7059 rc1 = llapi_quotactl(mnt, qctl);
7063 fprintf(stderr, "%s quotas are not enabled.\n",
7064 qtype_name(qctl->qc_type));
7067 fprintf(stderr, "Permission denied.\n");
7070 /* We already got error message. */
7073 fprintf(stderr, "Unexpected quotactl error: %s\n",
7078 if (!show_default && qctl->qc_id == 0) {
7079 qctl->qc_dqblk.dqb_bhardlimit = 0;
7080 qctl->qc_dqblk.dqb_bsoftlimit = 0;
7081 qctl->qc_dqblk.dqb_ihardlimit = 0;
7082 qctl->qc_dqblk.dqb_isoftlimit = 0;
7083 qctl->qc_dqblk.dqb_btime = 0;
7084 qctl->qc_dqblk.dqb_itime = 0;
7085 qctl->qc_dqblk.dqb_valid |= QIF_LIMITS | QIF_TIMES;
7088 if (qctl->qc_dqblk.dqb_valid & QIF_BTIME &&
7089 LQUOTA_FLAG(qctl->qc_dqblk.dqb_btime) & LQUOTA_FLAG_DEFAULT) {
7090 use_default_for_blk = true;
7091 qctl->qc_dqblk.dqb_btime &= LQUOTA_GRACE_MASK;
7094 if (qctl->qc_dqblk.dqb_valid & QIF_ITIME &&
7095 LQUOTA_FLAG(qctl->qc_dqblk.dqb_itime) & LQUOTA_FLAG_DEFAULT) {
7096 use_default_for_file = true;
7097 qctl->qc_dqblk.dqb_itime &= LQUOTA_GRACE_MASK;
7100 if ((qctl->qc_cmd == LUSTRE_Q_GETQUOTA ||
7101 qctl->qc_cmd == LUSTRE_Q_GETDEFAULT) && !quiet)
7102 print_quota_title(name, qctl, human_readable, show_default);
7104 if (rc1 && *obd_type)
7105 fprintf(stderr, "%s %s ", obd_type, obd_uuid);
7107 if (qctl->qc_valid != QC_GENERAL)
7110 inacc = (qctl->qc_cmd == LUSTRE_Q_GETQUOTA) &&
7111 ((qctl->qc_dqblk.dqb_valid & (QIF_LIMITS|QIF_USAGE)) !=
7112 (QIF_LIMITS|QIF_USAGE));
7114 print_quota(mnt, qctl, QC_GENERAL, rc1, human_readable, show_default);
7116 if (!show_default && verbose &&
7117 qctl->qc_valid == QC_GENERAL && qctl->qc_cmd != LUSTRE_Q_GETINFO) {
7118 char strbuf[STRBUF_LEN];
7120 rc2 = print_obd_quota(mnt, qctl, 1, human_readable,
7122 rc3 = print_obd_quota(mnt, qctl, 0, human_readable,
7124 kbytes2str(total_balloc, strbuf, sizeof(strbuf),
7126 printf("Total allocated inode limit: %ju, total "
7127 "allocated block limit: %s\n", (uintmax_t)total_ialloc,
7131 if (use_default_for_blk)
7132 printf("%cid %u is using default block quota setting\n",
7133 *qtype_name(qctl->qc_type), qctl->qc_id);
7135 if (use_default_for_file)
7136 printf("%cid %u is using default file quota setting\n",
7137 *qtype_name(qctl->qc_type), qctl->qc_id);
7139 if (rc1 || rc2 || rc3 || inacc)
7140 printf("Some errors happened when getting quota info. "
7141 "Some devices may be not working or deactivated. "
7142 "The data in \"[]\" is inaccurate.\n");
7156 static int lfs_project(int argc, char **argv)
7158 int ret = 0, err = 0, c, i;
7159 struct project_handle_control phc = { 0 };
7160 enum lfs_project_ops_t op;
7163 phc.assign_projid = false;
7164 /* default action */
7165 op = LFS_PROJECT_LIST;
7167 while ((c = getopt(argc, argv, "p:cCsdkr0")) != -1) {
7170 if (op != LFS_PROJECT_LIST) {
7172 "%s: cannot specify '-c' '-C' '-s' together\n",
7177 op = LFS_PROJECT_CHECK;
7180 if (op != LFS_PROJECT_LIST) {
7182 "%s: cannot specify '-c' '-C' '-s' together\n",
7187 op = LFS_PROJECT_CLEAR;
7190 if (op != LFS_PROJECT_LIST) {
7192 "%s: cannot specify '-c' '-C' '-s' together\n",
7197 phc.set_inherit = true;
7198 op = LFS_PROJECT_SET;
7204 phc.keep_projid = true;
7207 phc.recursive = true;
7210 phc.projid = strtoul(optarg, NULL, 0);
7211 phc.assign_projid = true;
7215 phc.newline = false;
7218 fprintf(stderr, "%s: invalid option '%c'\n",
7224 if (phc.assign_projid && op == LFS_PROJECT_LIST) {
7225 op = LFS_PROJECT_SET;
7226 phc.set_projid = true;
7227 } else if (phc.assign_projid && op == LFS_PROJECT_SET) {
7228 phc.set_projid = true;
7232 case LFS_PROJECT_CHECK:
7233 if (phc.keep_projid) {
7235 "%s: '-k' is useless together with '-c'\n",
7240 case LFS_PROJECT_CLEAR:
7243 "%s: '-0' is useless together with '-C'\n",
7247 if (phc.assign_projid) {
7249 "%s: '-p' is useless together with '-C'\n",
7254 case LFS_PROJECT_SET:
7257 "%s: '-0' is useless together with '-s'\n",
7261 if (phc.keep_projid) {
7263 "%s: '-k' is useless together with '-s'\n",
7271 "%s: '-0' is useless for list operations\n",
7281 fprintf(stderr, "%s: missing file or directory target(s)\n",
7286 for (i = 0; i < argc; i++) {
7288 case LFS_PROJECT_CHECK:
7289 err = lfs_project_check(argv[i], &phc);
7291 case LFS_PROJECT_LIST:
7292 err = lfs_project_list(argv[i], &phc);
7294 case LFS_PROJECT_CLEAR:
7295 err = lfs_project_clear(argv[i], &phc);
7297 case LFS_PROJECT_SET:
7298 err = lfs_project_set(argv[i], &phc);
7310 static int lfs_quota(int argc, char **argv)
7313 char *mnt, *name = NULL;
7314 struct if_quotactl qctl = { .qc_cmd = LUSTRE_Q_GETQUOTA,
7315 .qc_type = ALLQUOTA };
7316 char *obd_uuid = (char *)qctl.obd_uuid.uuid;
7317 int rc = 0, rc1 = 0, verbose = 0, quiet = 0;
7319 __u32 valid = QC_GENERAL, idx = 0;
7320 bool human_readable = false;
7321 bool show_default = false;
7324 while ((c = getopt(argc, argv, "gGi:I:o:pPqtuUvh")) != -1) {
7327 show_default = true;
7332 show_default = true;
7337 show_default = true;
7341 if (qctl.qc_type != ALLQUOTA) {
7343 "%s quota: only one of -u, -g, or -p may be specified\n",
7347 qctl.qc_type = qtype;
7350 qctl.qc_cmd = LUSTRE_Q_GETINFO;
7353 valid = qctl.qc_valid = QC_UUID;
7354 snprintf(obd_uuid, sizeof(qctl.obd_uuid), "%s", optarg);
7357 valid = qctl.qc_valid = QC_MDTIDX;
7358 idx = qctl.qc_idx = atoi(optarg);
7359 if (idx == 0 && *optarg != '0') {
7361 "%s quota: invalid MDT index '%s'\n",
7367 valid = qctl.qc_valid = QC_OSTIDX;
7368 idx = qctl.qc_idx = atoi(optarg);
7369 if (idx == 0 && *optarg != '0') {
7371 "%s quota: invalid OST index '%s'\n",
7383 human_readable = true;
7386 fprintf(stderr, "%s quota: unrecognized option '%s'\n",
7387 progname, argv[optind - 1]);
7392 /* current uid/gid info for "lfs quota /path/to/lustre/mount" */
7393 if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA && qctl.qc_type == ALLQUOTA &&
7394 optind == argc - 1 && !show_default) {
7396 qctl.qc_cmd = LUSTRE_Q_GETQUOTA;
7399 for (qtype = USRQUOTA; qtype <= GRPQUOTA; qtype++) {
7400 qctl.qc_type = qtype;
7401 qctl.qc_valid = valid;
7402 if (qtype == USRQUOTA) {
7403 qctl.qc_id = geteuid();
7404 rc = uid2name(&name, qctl.qc_id);
7406 qctl.qc_id = getegid();
7407 rc = gid2name(&name, qctl.qc_id);
7408 memset(&qctl.qc_dqblk, 0,
7409 sizeof(qctl.qc_dqblk));
7414 rc1 = get_print_quota(mnt, name, &qctl, verbose, quiet,
7415 human_readable, show_default);
7420 /* lfs quota -u username /path/to/lustre/mount */
7421 } else if (qctl.qc_cmd == LUSTRE_Q_GETQUOTA) {
7422 /* options should be followed by u/g-name and mntpoint */
7423 if ((!show_default && optind + 2 != argc) ||
7424 (show_default && optind + 1 != argc) ||
7425 qctl.qc_type == ALLQUOTA) {
7427 "%s quota: name and mount point must be specified\n",
7432 if (!show_default) {
7433 name = argv[optind++];
7434 switch (qctl.qc_type) {
7436 rc = name2uid(&qctl.qc_id, name);
7439 rc = name2gid(&qctl.qc_id, name);
7442 rc = name2projid(&qctl.qc_id, name);
7449 qctl.qc_valid = QC_GENERAL;
7450 qctl.qc_cmd = LUSTRE_Q_GETDEFAULT;
7455 qctl.qc_id = strtoul(name, &endptr, 10);
7456 if (*endptr != '\0') {
7457 fprintf(stderr, "%s quota: invalid id '%s'\n",
7462 } else if (optind + 1 != argc || qctl.qc_type == ALLQUOTA) {
7463 fprintf(stderr, "%s quota: missing quota info argument(s)\n",
7469 rc = get_print_quota(mnt, name, &qctl, verbose, quiet,
7470 human_readable, show_default);
7473 #endif /* HAVE_SYS_QUOTA_H! */
7475 static int flushctx_ioctl(char *mp)
7479 fd = open(mp, O_RDONLY);
7481 fprintf(stderr, "flushctx: error open %s: %s\n",
7482 mp, strerror(errno));
7486 rc = ioctl(fd, LL_IOC_FLUSHCTX);
7488 fprintf(stderr, "flushctx: error ioctl %s: %s\n",
7489 mp, strerror(errno));
7495 static int lfs_flushctx(int argc, char **argv)
7497 int kdestroy = 0, c;
7498 char mntdir[PATH_MAX] = {'\0'};
7502 while ((c = getopt(argc, argv, "k")) != -1) {
7508 fprintf(stderr, "error: %s: option '-%c' "
7509 "unrecognized\n", argv[0], c);
7515 if ((rc = system("kdestroy > /dev/null")) != 0) {
7516 rc = WEXITSTATUS(rc);
7517 fprintf(stderr, "error destroying tickets: %d, continuing\n", rc);
7521 if (optind >= argc) {
7522 /* flush for all mounted lustre fs. */
7523 while (!llapi_search_mounts(NULL, index++, mntdir, NULL)) {
7524 /* Check if we have a mount point */
7525 if (mntdir[0] == '\0')
7528 if (flushctx_ioctl(mntdir))
7531 mntdir[0] = '\0'; /* avoid matching in next loop */
7534 /* flush fs as specified */
7535 while (optind < argc) {
7536 if (flushctx_ioctl(argv[optind++]))
7543 static int lfs_changelog(int argc, char **argv)
7545 void *changelog_priv;
7546 struct changelog_rec *rec;
7547 long long startrec = 0, endrec = 0;
7549 struct option long_opts[] = {
7550 { .val = 'f', .name = "follow", .has_arg = no_argument },
7552 char short_opts[] = "f";
7555 while ((rc = getopt_long(argc, argv, short_opts,
7556 long_opts, NULL)) != -1) {
7563 "%s changelog: unrecognized option '%s'\n",
7564 progname, argv[optind - 1]);
7568 if (optind >= argc) {
7569 fprintf(stderr, "%s changelog: mdtname must be specified\n",
7574 mdd = argv[optind++];
7576 startrec = strtoll(argv[optind++], NULL, 10);
7578 endrec = strtoll(argv[optind++], NULL, 10);
7580 rc = llapi_changelog_start(&changelog_priv,
7581 CHANGELOG_FLAG_BLOCK |
7582 CHANGELOG_FLAG_JOBID |
7583 CHANGELOG_FLAG_EXTRA_FLAGS |
7584 (follow ? CHANGELOG_FLAG_FOLLOW : 0),
7587 fprintf(stderr, "%s changelog: cannot start changelog: %s\n",
7588 progname, strerror(errno = -rc));
7592 rc = llapi_changelog_set_xflags(changelog_priv,
7593 CHANGELOG_EXTRA_FLAG_UIDGID |
7594 CHANGELOG_EXTRA_FLAG_NID |
7595 CHANGELOG_EXTRA_FLAG_OMODE |
7596 CHANGELOG_EXTRA_FLAG_XATTR);
7599 "%s changelog: cannot set xflags for changelog: %s\n",
7600 progname, strerror(errno = -rc));
7604 while ((rc = llapi_changelog_recv(changelog_priv, &rec)) == 0) {
7608 if (endrec && rec->cr_index > endrec) {
7609 llapi_changelog_free(&rec);
7612 if (rec->cr_index < startrec) {
7613 llapi_changelog_free(&rec);
7617 secs = rec->cr_time >> 30;
7618 gmtime_r(&secs, &ts);
7619 printf("%ju %02d%-5s %02d:%02d:%02d.%09d %04d.%02d.%02d "
7620 "0x%x t="DFID, (uintmax_t)rec->cr_index, rec->cr_type,
7621 changelog_type2str(rec->cr_type),
7622 ts.tm_hour, ts.tm_min, ts.tm_sec,
7623 (int)(rec->cr_time & ((1 << 30) - 1)),
7624 ts.tm_year + 1900, ts.tm_mon + 1, ts.tm_mday,
7625 rec->cr_flags & CLF_FLAGMASK, PFID(&rec->cr_tfid));
7627 if (rec->cr_flags & CLF_JOBID) {
7628 struct changelog_ext_jobid *jid =
7629 changelog_rec_jobid(rec);
7631 if (jid->cr_jobid[0] != '\0')
7632 printf(" j=%s", jid->cr_jobid);
7635 if (rec->cr_flags & CLF_EXTRA_FLAGS) {
7636 struct changelog_ext_extra_flags *ef =
7637 changelog_rec_extra_flags(rec);
7639 printf(" ef=0x%llx",
7640 (unsigned long long)ef->cr_extra_flags);
7642 if (ef->cr_extra_flags & CLFE_UIDGID) {
7643 struct changelog_ext_uidgid *uidgid =
7644 changelog_rec_uidgid(rec);
7646 printf(" u=%llu:%llu",
7647 (unsigned long long)uidgid->cr_uid,
7648 (unsigned long long)uidgid->cr_gid);
7650 if (ef->cr_extra_flags & CLFE_NID) {
7651 struct changelog_ext_nid *nid =
7652 changelog_rec_nid(rec);
7655 libcfs_nid2str(nid->cr_nid));
7658 if (ef->cr_extra_flags & CLFE_OPEN) {
7659 struct changelog_ext_openmode *omd =
7660 changelog_rec_openmode(rec);
7661 char mode[] = "---";
7663 /* exec mode must be exclusive */
7664 if (omd->cr_openflags & MDS_FMODE_EXEC) {
7667 if (omd->cr_openflags & MDS_FMODE_READ)
7669 if (omd->cr_openflags &
7676 if (strcmp(mode, "---") != 0)
7677 printf(" m=%s", mode);
7681 if (ef->cr_extra_flags & CLFE_XATTR) {
7682 struct changelog_ext_xattr *xattr =
7683 changelog_rec_xattr(rec);
7685 if (xattr->cr_xattr[0] != '\0')
7686 printf(" x=%s", xattr->cr_xattr);
7690 if (rec->cr_namelen)
7691 printf(" p="DFID" %.*s", PFID(&rec->cr_pfid),
7692 rec->cr_namelen, changelog_rec_name(rec));
7694 if (rec->cr_flags & CLF_RENAME) {
7695 struct changelog_ext_rename *rnm =
7696 changelog_rec_rename(rec);
7698 if (!fid_is_zero(&rnm->cr_sfid))
7699 printf(" s="DFID" sp="DFID" %.*s",
7700 PFID(&rnm->cr_sfid),
7701 PFID(&rnm->cr_spfid),
7702 (int)changelog_rec_snamelen(rec),
7703 changelog_rec_sname(rec));
7707 llapi_changelog_free(&rec);
7710 llapi_changelog_fini(&changelog_priv);
7713 fprintf(stderr, "%s changelog: cannot access changelog: %s\n",
7714 progname, strerror(errno = -rc));
7716 return (rc == 1 ? 0 : rc);
7719 static int lfs_changelog_clear(int argc, char **argv)
7727 endrec = strtoll(argv[3], NULL, 10);
7729 rc = llapi_changelog_clear(argv[1], argv[2], endrec);
7732 fprintf(stderr, "%s: record out of range: %llu\n",
7734 else if (rc == -ENOENT)
7735 fprintf(stderr, "%s: no changelog user: %s\n",
7738 fprintf(stderr, "%s error: %s\n", argv[0],
7747 static int lfs_fid2path(int argc, char **argv)
7749 struct option long_opts[] = {
7750 { .val = 'c', .name = "cur", .has_arg = no_argument },
7751 { .val = 'l', .name = "link", .has_arg = required_argument },
7752 { .val = 'r', .name = "rec", .has_arg = required_argument },
7754 char short_opts[] = "cl:r:";
7755 char *device, *fid, *path;
7756 long long recno = -1;
7761 char *endptr = NULL;
7763 while ((rc = getopt_long(argc, argv, short_opts,
7764 long_opts, NULL)) != -1) {
7770 linkno = strtol(optarg, &endptr, 10);
7771 if (*endptr != '\0') {
7773 "%s fid2path: invalid linkno '%s'\n",
7779 recno = strtoll(optarg, &endptr, 10);
7780 if (*endptr != '\0') {
7782 "%s fid2path: invalid recno '%s'\n",
7789 "%s fid2path: unrecognized option '%s'\n",
7790 progname, argv[optind - 1]);
7797 "%s fid2path: <fsname|rootpath> and <fid>... must be specified\n",
7802 device = argv[optind++];
7803 path = calloc(1, PATH_MAX);
7807 "%s fid2path: cannot allocate memory for path: %s\n",
7808 progname, strerror(-rc));
7813 while (optind < argc) {
7814 fid = argv[optind++];
7816 lnktmp = (linkno >= 0) ? linkno : 0;
7818 int oldtmp = lnktmp;
7819 long long rectmp = recno;
7821 rc2 = llapi_fid2path(device, fid, path, PATH_MAX,
7825 "%s fid2path: cannot find '%s': %s\n",
7826 progname, fid, strerror(errno = -rc2));
7833 fprintf(stdout, "%lld ", rectmp);
7834 if (device[0] == '/') {
7835 fprintf(stdout, "%s", device);
7836 if (device[strlen(device) - 1] != '/')
7837 fprintf(stdout, "/");
7838 } else if (path[0] == '\0') {
7839 fprintf(stdout, "/");
7841 fprintf(stdout, "%s\n", path);
7844 /* specified linkno */
7846 if (oldtmp == lnktmp)
7856 static int lfs_path2fid(int argc, char **argv)
7858 struct option long_opts[] = {
7859 { .val = 'p', .name = "parents", .has_arg = no_argument },
7862 const char short_opts[] = "p";
7863 const char *sep = "";
7866 bool show_parents = false;
7868 while ((rc = getopt_long(argc, argv, short_opts,
7869 long_opts, NULL)) != -1) {
7872 show_parents = true;
7876 "%s path2fid: unrecognized option '%s'\n",
7877 progname, argv[optind - 1]);
7882 if (optind > argc - 1) {
7883 fprintf(stderr, "%s path2fid: FILE... must be specified\n",
7887 else if (optind < argc - 1)
7891 for (path = argv + optind; *path != NULL; path++) {
7893 if (!show_parents) {
7894 err = llapi_path2fid(*path, &fid);
7896 printf("%s%s"DFID"\n",
7897 *sep != '\0' ? *path : "", sep,
7900 char name[NAME_MAX + 1];
7901 unsigned int linkno = 0;
7903 while ((err = llapi_path2parent(*path, linkno, &fid,
7904 name, sizeof(name))) == 0) {
7905 if (*sep != '\0' && linkno == 0)
7906 printf("%s%s", *path, sep);
7908 printf("%s"DFID"/%s", linkno != 0 ? "\t" : "",
7913 /* err == -ENODATA is end-of-loop */
7914 if (linkno > 0 && err == -ENODATA) {
7922 "%s path2fid: cannot get %sfid for '%s': %s\n",
7923 progname, show_parents ? "parent " : "", *path,
7935 #define MAX_ERRNO 4095
7936 #define IS_ERR_VALUE(x) ((unsigned long)(x) >= (unsigned long)-MAX_ERRNO)
7938 static int lfs_rmfid_and_show_errors(const char *device, struct fid_array *fa)
7942 rc = llapi_rmfid(device, fa);
7944 fprintf(stderr, "rmfid(): rc = %d\n", rc);
7948 for (k = 0; k < fa->fa_nr; k++) {
7949 rc = (__s32)fa->fa_fids[k].f_ver;
7950 if (!IS_ERR_VALUE(rc))
7956 fa->fa_fids[k].f_ver = 0;
7957 fprintf(stderr, "rmfid("DFID"): rc = %d\n",
7958 PFID(&fa->fa_fids[k]), rc);
7964 static int lfs_rmfid(int argc, char **argv)
7966 char *fidstr, *device;
7967 int rc = 0, rc2, nr;
7968 struct fid_array *fa;
7970 if (optind > argc - 1) {
7971 fprintf(stderr, "%s rmfid: missing dirname\n", progname);
7975 device = argv[optind++];
7978 fa = malloc(offsetof(struct fid_array, fa_fids[nr + 1]));
7984 while (optind < argc) {
7987 fidstr = argv[optind++];
7988 while (*fidstr == '[')
7990 found = sscanf(fidstr, SFID, RFID(&fa->fa_fids[fa->fa_nr]));
7992 fprintf(stderr, "unrecognized FID: %s\n",
7997 if (fa->fa_nr == OBD_MAX_FIDS_IN_ARRAY) {
7998 /* start another batch */
7999 rc2 = lfs_rmfid_and_show_errors(device, fa);
8006 rc2 = lfs_rmfid_and_show_errors(device, fa);
8014 static int lfs_data_version(int argc, char **argv)
8021 int data_version_flags = LL_DV_RD_FLUSH; /* Read by default */
8024 fprintf(stderr, "%s data_version: FILE must be specified\n",
8029 while ((c = getopt(argc, argv, "nrw")) != -1) {
8032 data_version_flags = 0;
8035 data_version_flags |= LL_DV_RD_FLUSH;
8038 data_version_flags |= LL_DV_WR_FLUSH;
8042 "%s data_version: unrecognized option '%s'\n",
8043 progname, argv[optind - 1]);
8047 if (optind == argc) {
8048 fprintf(stderr, "%s data_version: FILE must be specified\n",
8053 path = argv[optind];
8054 fd = open(path, O_RDONLY);
8057 fprintf(stderr, "%s data_version: cannot open file '%s': %s\n",
8058 progname, path, strerror(-rc));
8062 rc = llapi_get_data_version(fd, &data_version, data_version_flags);
8065 "%s data_version: cannot get version for '%s': %s\n",
8066 progname, path, strerror(-rc));
8068 printf("%ju" "\n", (uintmax_t)data_version);
8074 static int lfs_hsm_state(int argc, char **argv)
8079 struct hsm_user_state hus;
8087 rc = llapi_hsm_state_get(path, &hus);
8089 fprintf(stderr, "can't get hsm state for %s: %s\n",
8090 path, strerror(errno = -rc));
8094 /* Display path name and status flags */
8095 printf("%s: (0x%08x)", path, hus.hus_states);
8097 if (hus.hus_states & HS_RELEASED)
8098 printf(" released");
8099 if (hus.hus_states & HS_EXISTS)
8101 if (hus.hus_states & HS_DIRTY)
8103 if (hus.hus_states & HS_ARCHIVED)
8104 printf(" archived");
8105 /* Display user-settable flags */
8106 if (hus.hus_states & HS_NORELEASE)
8107 printf(" never_release");
8108 if (hus.hus_states & HS_NOARCHIVE)
8109 printf(" never_archive");
8110 if (hus.hus_states & HS_LOST)
8111 printf(" lost_from_hsm");
8113 if (hus.hus_archive_id != 0)
8114 printf(", archive_id:%d", hus.hus_archive_id);
8117 } while (++i < argc);
8122 #define LFS_HSM_SET 0
8123 #define LFS_HSM_CLEAR 1
8126 * Generic function to set or clear HSM flags.
8127 * Used by hsm_set and hsm_clear.
8129 * @mode if LFS_HSM_SET, set the flags, if LFS_HSM_CLEAR, clear the flags.
8131 static int lfs_hsm_change_flags(int argc, char **argv, int mode)
8133 struct option long_opts[] = {
8134 { .val = 'A', .name = "archived", .has_arg = no_argument },
8135 { .val = 'a', .name = "noarchive", .has_arg = no_argument },
8136 { .val = 'd', .name = "dirty", .has_arg = no_argument },
8137 { .val = 'e', .name = "exists", .has_arg = no_argument },
8138 { .val = 'l', .name = "lost", .has_arg = no_argument },
8139 { .val = 'r', .name = "norelease", .has_arg = no_argument },
8140 { .val = 'i', .name = "archive-id", .has_arg = required_argument },
8142 char short_opts[] = "lraAdei:";
8146 __u32 archive_id = 0;
8152 while ((c = getopt_long(argc, argv, short_opts,
8153 long_opts, NULL)) != -1) {
8159 mask |= HS_NOARCHIVE;
8162 mask |= HS_ARCHIVED;
8165 mask |= HS_NORELEASE;
8174 archive_id = strtol(optarg, &end, 10);
8176 fprintf(stderr, "invalid archive_id: '%s'\n",
8184 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
8185 argv[0], argv[optind - 1]);
8190 /* User should have specified a flag */
8194 while (optind < argc) {
8196 path = argv[optind];
8198 /* If mode == 0, this means we apply the mask. */
8199 if (mode == LFS_HSM_SET)
8200 rc = llapi_hsm_state_set(path, mask, 0, archive_id);
8202 rc = llapi_hsm_state_set(path, 0, mask, 0);
8205 fprintf(stderr, "Can't change hsm flags for %s: %s\n",
8206 path, strerror(errno = -rc));
8215 static int lfs_hsm_action(int argc, char **argv)
8220 struct hsm_current_action hca;
8221 struct hsm_extent he;
8222 enum hsm_user_action hua;
8223 enum hsm_progress_states hps;
8231 rc = llapi_hsm_current_action(path, &hca);
8233 fprintf(stderr, "can't get hsm action for %s: %s\n",
8234 path, strerror(errno = -rc));
8237 he = hca.hca_location;
8238 hua = hca.hca_action;
8239 hps = hca.hca_state;
8241 printf("%s: %s", path, hsm_user_action2name(hua));
8243 /* Skip file without action */
8244 if (hca.hca_action == HUA_NONE) {
8249 printf(" %s ", hsm_progress_state2name(hps));
8251 if ((hps == HPS_RUNNING) &&
8252 (hua == HUA_ARCHIVE || hua == HUA_RESTORE))
8253 printf("(%llu bytes moved)\n",
8254 (unsigned long long)he.length);
8255 else if ((he.offset + he.length) == LUSTRE_EOF)
8256 printf("(from %llu to EOF)\n",
8257 (unsigned long long)he.offset);
8259 printf("(from %llu to %llu)\n",
8260 (unsigned long long)he.offset,
8261 (unsigned long long)(he.offset + he.length));
8263 } while (++i < argc);
8268 static int lfs_hsm_set(int argc, char **argv)
8270 return lfs_hsm_change_flags(argc, argv, LFS_HSM_SET);
8273 static int lfs_hsm_clear(int argc, char **argv)
8275 return lfs_hsm_change_flags(argc, argv, LFS_HSM_CLEAR);
8279 * Check file state and return its fid, to be used by lfs_hsm_request().
8281 * \param[in] file Path to file to check
8282 * \param[in,out] fid Pointer to allocated lu_fid struct.
8283 * \param[in,out] last_dev Pointer to last device id used.
8285 * \return 0 on success.
8287 static int lfs_hsm_prepare_file(const char *file, struct lu_fid *fid,
8293 rc = lstat(file, &st);
8295 fprintf(stderr, "Cannot stat %s: %s\n", file, strerror(errno));
8298 /* Checking for regular file as archiving as posix copytool
8299 * rejects archiving files other than regular files
8301 if (!S_ISREG(st.st_mode)) {
8302 fprintf(stderr, "error: \"%s\" is not a regular file\n", file);
8305 /* A request should be ... */
8306 if (*last_dev != st.st_dev && *last_dev != 0) {
8307 fprintf(stderr, "All files should be "
8308 "on the same filesystem: %s\n", file);
8311 *last_dev = st.st_dev;
8313 rc = llapi_path2fid(file, fid);
8315 fprintf(stderr, "Cannot read FID of %s: %s\n",
8316 file, strerror(-rc));
8322 /* Fill an HSM HUR item with a given file name.
8324 * If mntpath is set, then the filename is actually a FID, and no
8325 * lookup on the filesystem will be performed.
8327 * \param[in] hur the user request to fill
8328 * \param[in] idx index of the item inside the HUR to fill
8329 * \param[in] mntpath mountpoint of Lustre
8330 * \param[in] fname filename (if mtnpath is NULL)
8331 * or FID (if mntpath is set)
8332 * \param[in] last_dev pointer to last device id used
8334 * \retval 0 on success
8335 * \retval CMD_HELP or a negative errno on error
8337 static int fill_hur_item(struct hsm_user_request *hur, unsigned int idx,
8338 const char *mntpath, const char *fname,
8341 struct hsm_user_item *hui = &hur->hur_user_item[idx];
8344 hui->hui_extent.length = -1;
8346 if (mntpath != NULL) {
8347 rc = llapi_fid_parse(fname, &hui->hui_fid, NULL);
8349 fprintf(stderr, "hsm: '%s' is not a valid FID\n",
8352 rc = lfs_hsm_prepare_file(fname, &hui->hui_fid, last_dev);
8356 hur->hur_request.hr_itemcount++;
8361 static int lfs_hsm_request(int argc, char **argv, int action)
8363 struct option long_opts[] = {
8364 { .val = 'a', .name = "archive", .has_arg = required_argument },
8365 { .val = 'D', .name = "data", .has_arg = required_argument },
8366 { .val = 'l', .name = "filelist", .has_arg = required_argument },
8367 { .val = 'm', .name = "mntpath", .has_arg = required_argument },
8370 char short_opts[] = "l:D:a:m:";
8371 struct hsm_user_request *hur, *oldhur;
8376 char *filelist = NULL;
8377 char fullpath[PATH_MAX];
8378 char *opaque = NULL;
8382 int nbfile_alloc = 0;
8383 char *some_file = NULL;
8384 char *mntpath = NULL;
8390 while ((c = getopt_long(argc, argv, short_opts,
8391 long_opts, NULL)) != -1) {
8400 if (action != HUA_ARCHIVE &&
8401 action != HUA_REMOVE) {
8403 "error: -a is supported only "
8404 "when archiving or removing\n");
8407 archive_id = atoi(optarg);
8410 if (some_file == NULL) {
8412 some_file = strdup(optarg);
8418 fprintf(stderr, "error: %s: option '%s' unrecognized\n",
8419 argv[0], argv[optind - 1]);
8424 /* All remaining args are files, so we have at least nbfile */
8425 nbfile = argc - optind;
8427 if ((nbfile == 0) && (filelist == NULL))
8431 opaque_len = strlen(opaque);
8433 /* Alloc the request structure with enough place to store all files
8434 * from command line. */
8435 hur = llapi_hsm_user_request_alloc(nbfile, opaque_len);
8437 fprintf(stderr, "Cannot create the request: %s\n",
8441 nbfile_alloc = nbfile;
8443 hur->hur_request.hr_action = action;
8444 hur->hur_request.hr_archive_id = archive_id;
8445 hur->hur_request.hr_flags = 0;
8447 /* All remaining args are files, add them */
8448 if (nbfile != 0 && some_file == NULL)
8449 some_file = strdup(argv[optind]);
8451 for (i = 0; i < nbfile; i++) {
8452 rc = fill_hur_item(hur, i, mntpath, argv[optind + i],
8458 /* from here stop using nb_file, use hur->hur_request.hr_itemcount */
8460 /* If a filelist was specified, read the filelist from it. */
8461 if (filelist != NULL) {
8462 fp = fopen(filelist, "r");
8464 fprintf(stderr, "Cannot read the file list %s: %s\n",
8465 filelist, strerror(errno));
8470 while ((rc = getline(&line, &len, fp)) != -1) {
8471 /* If allocated buffer was too small, get something
8473 if (nbfile_alloc <= hur->hur_request.hr_itemcount) {
8476 nbfile_alloc = nbfile_alloc * 2 + 1;
8478 hur = llapi_hsm_user_request_alloc(nbfile_alloc,
8481 fprintf(stderr, "hsm: cannot allocate "
8482 "the request: %s\n",
8489 size = hur_len(oldhur);
8491 fprintf(stderr, "hsm: cannot allocate "
8492 "%u files + %u bytes data\n",
8493 oldhur->hur_request.hr_itemcount,
8494 oldhur->hur_request.hr_data_len);
8501 memcpy(hur, oldhur, size);
8506 if (line[strlen(line) - 1] == '\n')
8507 line[strlen(line) - 1] = '\0';
8509 rc = fill_hur_item(hur, hur->hur_request.hr_itemcount,
8510 mntpath, line, &last_dev);
8516 if (some_file == NULL) {
8526 /* If a --data was used, add it to the request */
8527 hur->hur_request.hr_data_len = opaque_len;
8529 memcpy(hur_data(hur), opaque, opaque_len);
8531 /* Send the HSM request */
8532 if (realpath(some_file, fullpath) == NULL) {
8533 fprintf(stderr, "Could not find path '%s': %s\n",
8534 some_file, strerror(errno));
8536 rc = llapi_hsm_request(fullpath, hur);
8538 fprintf(stderr, "Cannot send HSM request (use of %s): %s\n",
8539 some_file, strerror(-rc));
8549 static int lfs_hsm_archive(int argc, char **argv)
8551 return lfs_hsm_request(argc, argv, HUA_ARCHIVE);
8554 static int lfs_hsm_restore(int argc, char **argv)
8556 return lfs_hsm_request(argc, argv, HUA_RESTORE);
8559 static int lfs_hsm_release(int argc, char **argv)
8561 return lfs_hsm_request(argc, argv, HUA_RELEASE);
8564 static int lfs_hsm_remove(int argc, char **argv)
8566 return lfs_hsm_request(argc, argv, HUA_REMOVE);
8569 static int lfs_hsm_cancel(int argc, char **argv)
8571 return lfs_hsm_request(argc, argv, HUA_CANCEL);
8574 static int lfs_swap_layouts(int argc, char **argv)
8579 return llapi_swap_layouts(argv[1], argv[2], 0, 0,
8580 SWAP_LAYOUTS_KEEP_MTIME |
8581 SWAP_LAYOUTS_KEEP_ATIME);
8584 static const char *const ladvise_names[] = LU_LADVISE_NAMES;
8586 static const char *const lock_mode_names[] = LOCK_MODE_NAMES;
8588 int lfs_get_mode(const char *string)
8590 enum lock_mode_user mode;
8592 for (mode = 0; mode < ARRAY_SIZE(lock_mode_names); mode++) {
8593 if (lock_mode_names[mode] == NULL)
8595 if (strcmp(string, lock_mode_names[mode]) == 0)
8602 static enum lu_ladvise_type lfs_get_ladvice(const char *string)
8604 enum lu_ladvise_type advice;
8607 advice < ARRAY_SIZE(ladvise_names); advice++) {
8608 if (ladvise_names[advice] == NULL)
8610 if (strcmp(string, ladvise_names[advice]) == 0)
8614 return LU_LADVISE_INVALID;
8617 static int lfs_ladvise(int argc, char **argv)
8619 struct option long_opts[] = {
8620 { .val = 'a', .name = "advice", .has_arg = required_argument },
8621 { .val = 'b', .name = "background", .has_arg = no_argument },
8622 { .val = 'e', .name = "end", .has_arg = required_argument },
8623 { .val = 'l', .name = "length", .has_arg = required_argument },
8624 { .val = 'm', .name = "mode", .has_arg = required_argument },
8625 { .val = 's', .name = "start", .has_arg = required_argument },
8626 { .val = 'u', .name = "unset", .has_arg = no_argument },
8628 char short_opts[] = "a:be:l:m:s:u";
8633 struct llapi_lu_ladvise advice;
8634 enum lu_ladvise_type advice_type = LU_LADVISE_INVALID;
8635 unsigned long long start = 0;
8636 unsigned long long end = LUSTRE_EOF;
8637 unsigned long long length = 0;
8638 unsigned long long size_units;
8639 unsigned long long flags = 0;
8643 while ((c = getopt_long(argc, argv, short_opts,
8644 long_opts, NULL)) != -1) {
8647 advice_type = lfs_get_ladvice(optarg);
8648 if (advice_type == LU_LADVISE_INVALID) {
8649 fprintf(stderr, "%s: invalid advice type "
8650 "'%s'\n", argv[0], optarg);
8651 fprintf(stderr, "Valid types:");
8653 for (advice_type = 0;
8654 advice_type < ARRAY_SIZE(ladvise_names);
8656 if (ladvise_names[advice_type] == NULL)
8658 fprintf(stderr, " %s",
8659 ladvise_names[advice_type]);
8661 fprintf(stderr, "\n");
8674 rc = llapi_parse_size(optarg, &end,
8677 fprintf(stderr, "%s: bad end offset '%s'\n",
8684 rc = llapi_parse_size(optarg, &start,
8687 fprintf(stderr, "%s: bad start offset "
8688 "'%s'\n", argv[0], optarg);
8694 rc = llapi_parse_size(optarg, &length,
8697 fprintf(stderr, "%s: bad length '%s'\n",
8703 mode = lfs_get_mode(optarg);
8705 fprintf(stderr, "%s: bad mode '%s', valid "
8706 "modes are READ or WRITE\n",
8714 fprintf(stderr, "%s: option '%s' unrecognized\n",
8715 argv[0], argv[optind - 1]);
8720 if (advice_type == LU_LADVISE_INVALID) {
8721 fprintf(stderr, "%s: please give an advice type\n", argv[0]);
8722 fprintf(stderr, "Valid types:");
8723 for (advice_type = 0; advice_type < ARRAY_SIZE(ladvise_names);
8725 if (ladvise_names[advice_type] == NULL)
8727 fprintf(stderr, " %s", ladvise_names[advice_type]);
8729 fprintf(stderr, "\n");
8733 if (advice_type == LU_LADVISE_LOCKNOEXPAND) {
8734 fprintf(stderr, "%s: Lock no expand advice is a per file "
8735 "descriptor advice, so when called from lfs, "
8736 "it does nothing.\n", argv[0]);
8740 if (argc <= optind) {
8741 fprintf(stderr, "%s: please give one or more file names\n",
8746 if (end != LUSTRE_EOF && length != 0 && end != start + length) {
8747 fprintf(stderr, "%s: conflicting arguments of -l and -e\n",
8752 if (end == LUSTRE_EOF && length != 0)
8753 end = start + length;
8756 fprintf(stderr, "%s: range [%llu, %llu] is invalid\n",
8757 argv[0], start, end);
8761 if (advice_type != LU_LADVISE_LOCKAHEAD && mode != 0) {
8762 fprintf(stderr, "%s: mode is only valid with lockahead\n",
8767 if (advice_type == LU_LADVISE_LOCKAHEAD && mode == 0) {
8768 fprintf(stderr, "%s: mode is required with lockahead\n",
8773 while (optind < argc) {
8776 path = argv[optind++];
8778 fd = open(path, O_RDONLY);
8780 fprintf(stderr, "%s: cannot open file '%s': %s\n",
8781 argv[0], path, strerror(errno));
8786 advice.lla_start = start;
8787 advice.lla_end = end;
8788 advice.lla_advice = advice_type;
8789 advice.lla_value1 = 0;
8790 advice.lla_value2 = 0;
8791 advice.lla_value3 = 0;
8792 advice.lla_value4 = 0;
8793 if (advice_type == LU_LADVISE_LOCKAHEAD) {
8794 advice.lla_lockahead_mode = mode;
8795 advice.lla_peradvice_flags = flags;
8798 rc2 = llapi_ladvise(fd, flags, 1, &advice);
8801 fprintf(stderr, "%s: cannot give advice '%s' to file "
8802 "'%s': %s\n", argv[0],
8803 ladvise_names[advice_type],
8804 path, strerror(errno));
8810 if (rc == 0 && rc2 < 0)
8816 static const char *const heat_names[] = LU_HEAT_NAMES;
8818 static int lfs_heat_get(int argc, char **argv)
8820 struct lu_heat *heat;
8829 heat = calloc(sizeof(*heat) + sizeof(__u64) * OBD_HEAT_COUNT, 1);
8831 fprintf(stderr, "%s: memory allocation failed\n", argv[0]);
8836 while (optind < argc) {
8837 path = argv[optind++];
8839 fd = open(path, O_RDONLY);
8841 fprintf(stderr, "%s: cannot open file '%s': %s\n",
8842 argv[0], path, strerror(errno));
8847 heat->lh_count = OBD_HEAT_COUNT;
8848 rc2 = llapi_heat_get(fd, heat);
8851 fprintf(stderr, "%s: cannot get heat of file '%s'"
8852 ": %s\n", argv[0], path, strerror(errno));
8856 printf("flags: %x\n", heat->lh_flags);
8857 for (i = 0; i < heat->lh_count; i++)
8858 printf("%s: %llu\n", heat_names[i],
8859 (unsigned long long)heat->lh_heat[i]);
8861 if (rc == 0 && rc2 < 0)
8869 static int lfs_heat_set(int argc, char **argv)
8871 struct option long_opts[] = {
8872 { .val = 'c', .name = "clear", .has_arg = no_argument },
8873 { .val = 'o', .name = "off", .has_arg = no_argument },
8874 { .val = 'O', .name = "on", .has_arg = no_argument },
8876 enum lu_heat_flag flags = 0;
8886 while ((c = getopt_long(argc, argv, "coO", long_opts, NULL)) != -1) {
8889 flags |= LU_HEAT_FLAG_CLEAR;
8892 flags |= LU_HEAT_FLAG_CLEAR;
8893 flags |= LU_HEAT_FLAG_OFF;
8896 flags &= ~LU_HEAT_FLAG_OFF;
8901 fprintf(stderr, "%s: option '%s' unrecognized\n",
8902 argv[0], argv[optind - 1]);
8907 if (argc <= optind) {
8908 fprintf(stderr, "%s: please give one or more file names\n",
8913 while (optind < argc) {
8914 path = argv[optind++];
8916 fd = open(path, O_RDONLY);
8918 fprintf(stderr, "%s: cannot open file '%s': %s\n",
8919 argv[0], path, strerror(errno));
8924 rc2 = llapi_heat_set(fd, flags);
8927 fprintf(stderr, "%s: cannot setflags heat of file '%s'"
8928 ": %s\n", argv[0], path, strerror(errno));
8932 if (rc == 0 && rc2 < 0)
8938 /** The input string contains a comma delimited list of component ids and
8939 * ranges, for example "1,2-4,7".
8941 static int parse_mirror_ids(__u16 *ids, int size, char *arg)
8943 bool end_of_loop = false;
8951 while (!end_of_loop) {
8955 char *endptr = NULL;
8958 ptr = strchrnul(arg, ',');
8959 end_of_loop = *ptr == '\0';
8962 start_index = strtol(arg, &endptr, 0);
8963 if (endptr == arg) /* no data at all */
8965 if (*endptr != '-' && *endptr != '\0') /* has invalid data */
8967 if (start_index < 0)
8970 end_index = start_index;
8971 if (*endptr == '-') {
8972 end_index = strtol(endptr + 1, &endptr, 0);
8973 if (*endptr != '\0')
8975 if (end_index < start_index)
8979 for (i = start_index; i <= end_index && size > 0; i++) {
8982 /* remove duplicate */
8983 for (j = 0; j < nr; j++) {
8987 if (j == nr) { /* no duplicate */
8993 if (size == 0 && i < end_index)
9000 if (!end_of_loop && ptr != NULL)
9003 return rc < 0 ? rc : nr;
9007 * struct verify_mirror_id - Mirror id to be verified.
9008 * @mirror_id: A specified mirror id.
9009 * @is_valid_id: @mirror_id is valid or not in the mirrored file.
9011 struct verify_mirror_id {
9017 * compare_mirror_ids() - Compare mirror ids.
9018 * @layout: Mirror component list.
9019 * @cbdata: Callback data in verify_mirror_id structure.
9021 * This is a callback function called by llapi_layout_comp_iterate()
9022 * to compare the specified mirror id with the one in the current
9023 * component of @layout. If they are the same, then the specified
9024 * mirror id is valid.
9026 * Return: a negative error code on failure or
9027 * LLAPI_LAYOUT_ITER_CONT: Proceed iteration
9028 * LLAPI_LAYOUT_ITER_STOP: Stop iteration
9031 int compare_mirror_ids(struct llapi_layout *layout, void *cbdata)
9033 struct verify_mirror_id *mirror_id_cbdata =
9034 (struct verify_mirror_id *)cbdata;
9038 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
9042 "%s: llapi_layout_mirror_id_get failed: %s.\n",
9043 progname, strerror(errno));
9047 if (mirror_id_cbdata->mirror_id == mirror_id) {
9048 mirror_id_cbdata->is_valid_id = true;
9049 return LLAPI_LAYOUT_ITER_STOP;
9052 return LLAPI_LAYOUT_ITER_CONT;
9056 * verify_mirror_ids() - Verify specified mirror ids.
9057 * @fname: Mirrored file name.
9058 * @mirror_ids: Specified mirror ids to be verified.
9059 * @ids_nr: Number of specified mirror ids.
9061 * This function verifies that specified @mirror_ids are valid
9062 * in the mirrored file @fname.
9064 * Return: 0 on success or a negative error code on failure.
9067 int verify_mirror_ids(const char *fname, __u16 *mirror_ids, int ids_nr)
9069 struct llapi_layout *layout = NULL;
9070 struct verify_mirror_id mirror_id_cbdata = { 0 };
9081 if (stat(fname, &stbuf) < 0) {
9082 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
9083 progname, fname, strerror(errno));
9088 if (!S_ISREG(stbuf.st_mode)) {
9089 fprintf(stderr, "%s: '%s' is not a regular file.\n",
9095 fd = open(fname, O_DIRECT | O_RDONLY);
9097 fprintf(stderr, "%s: cannot open '%s': %s.\n",
9098 progname, fname, strerror(errno));
9103 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
9105 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
9106 progname, fname, strerror(errno));
9110 layout = llapi_layout_get_by_fd(fd, 0);
9111 if (layout == NULL) {
9112 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
9113 progname, fname, strerror(errno));
9115 llapi_lease_release(fd);
9119 rc = llapi_layout_flags_get(layout, &flr_state);
9121 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
9122 progname, fname, strerror(errno));
9127 flr_state &= LCM_FL_FLR_MASK;
9128 switch (flr_state) {
9131 fprintf(stderr, "%s: '%s' file state error: %s.\n",
9132 progname, fname, llapi_layout_flags_string(flr_state));
9139 for (i = 0; i < ids_nr; i++) {
9140 mirror_id_cbdata.mirror_id = mirror_ids[i];
9141 mirror_id_cbdata.is_valid_id = false;
9143 rc = llapi_layout_comp_iterate(layout, compare_mirror_ids,
9148 "%s: '%s' failed to verify mirror id: %u.\n",
9149 progname, fname, mirror_ids[i]);
9153 if (!mirror_id_cbdata.is_valid_id) {
9156 "%s: '%s' invalid specified mirror id: %u.\n",
9157 progname, fname, mirror_ids[i]);
9163 llapi_layout_free(layout);
9164 llapi_lease_release(fd);
9172 int lfs_mirror_resync_file(const char *fname, struct ll_ioc_lease *ioc,
9173 __u16 *mirror_ids, int ids_nr)
9175 struct llapi_resync_comp comp_array[1024] = { { 0 } };
9176 struct llapi_layout *layout;
9187 if (stat(fname, &stbuf) < 0) {
9188 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
9189 progname, fname, strerror(errno));
9193 if (!S_ISREG(stbuf.st_mode)) {
9194 fprintf(stderr, "%s: '%s' is not a regular file.\n",
9200 fd = open(fname, O_DIRECT | O_RDWR);
9202 fprintf(stderr, "%s: cannot open '%s': %s.\n",
9203 progname, fname, strerror(errno));
9208 layout = llapi_layout_get_by_fd(fd, 0);
9209 if (layout == NULL) {
9210 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
9211 progname, fname, strerror(errno));
9216 rc = llapi_layout_flags_get(layout, &flr_state);
9218 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
9219 progname, fname, strerror(errno));
9224 flr_state &= LCM_FL_FLR_MASK;
9225 if (flr_state == LCM_FL_NONE) {
9227 fprintf(stderr, "%s: '%s' is not a FLR file.\n",
9232 /* get stale component info */
9233 comp_size = llapi_mirror_find_stale(layout, comp_array,
9234 ARRAY_SIZE(comp_array),
9235 mirror_ids, ids_nr);
9236 if (comp_size <= 0) {
9241 ioc->lil_mode = LL_LEASE_WRLCK;
9242 ioc->lil_flags = LL_LEASE_RESYNC;
9243 rc = llapi_lease_set(fd, ioc);
9245 if (rc == -EALREADY)
9249 "%s: '%s' llapi_lease_get_ext resync failed: %s.\n",
9250 progname, fname, strerror(-rc));
9254 /* get the read range [start, end) */
9255 start = comp_array[0].lrc_start;
9256 end = comp_array[0].lrc_end;
9257 for (idx = 1; idx < comp_size; idx++) {
9258 if (comp_array[idx].lrc_start < start)
9259 start = comp_array[idx].lrc_start;
9260 if (end < comp_array[idx].lrc_end)
9261 end = comp_array[idx].lrc_end;
9264 rc = llapi_lease_check(fd);
9265 if (rc != LL_LEASE_WRLCK) {
9266 fprintf(stderr, "%s: '%s' lost lease lock.\n",
9271 rc = llapi_mirror_resync_many(fd, layout, comp_array, comp_size,
9274 fprintf(stderr, "%s: '%s' llapi_mirror_resync_many: %s.\n",
9275 progname, fname, strerror(-rc));
9277 /* need to do the lease unlock even resync fails */
9278 ioc->lil_mode = LL_LEASE_UNLCK;
9279 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
9281 for (idx = 0; idx < comp_size; idx++) {
9282 if (comp_array[idx].lrc_synced) {
9283 ioc->lil_ids[ioc->lil_count] = comp_array[idx].lrc_id;
9288 rc2 = llapi_lease_set(fd, ioc);
9290 * llapi_lease_set returns lease mode when it request to unlock
9294 /* rc2 == 0 means lost lease lock */
9295 if (rc2 == 0 && rc == 0)
9297 fprintf(stderr, "%s: resync file '%s' failed: %s.\n",
9299 rc2 == 0 ? "lost lease lock" : strerror(-rc2));
9303 llapi_layout_free(layout);
9310 static inline int lfs_mirror_resync(int argc, char **argv)
9312 struct ll_ioc_lease *ioc = NULL;
9313 __u16 mirror_ids[128] = { 0 };
9318 struct option long_opts[] = {
9319 { .val = 'o', .name = "only", .has_arg = required_argument },
9322 while ((c = getopt_long(argc, argv, "o:", long_opts, NULL)) >= 0) {
9325 rc = parse_mirror_ids(mirror_ids,
9326 sizeof(mirror_ids) / sizeof(__u16),
9330 "%s: bad mirror ids '%s'.\n",
9337 fprintf(stderr, "%s: options '%s' unrecognized.\n",
9338 argv[0], argv[optind - 1]);
9344 if (argc == optind) {
9345 fprintf(stderr, "%s: no file name given.\n", argv[0]);
9350 if (ids_nr > 0 && argc > optind + 1) {
9352 "%s: option '--only' cannot be used upon multiple files.\n",
9360 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
9365 /* set the lease on the file */
9366 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
9368 fprintf(stderr, "%s: cannot alloc id array for ioc: %s.\n",
9369 argv[0], strerror(errno));
9374 for (; optind < argc; optind++) {
9375 rc = lfs_mirror_resync_file(argv[optind], ioc,
9376 mirror_ids, ids_nr);
9377 /* ignore previous file's error, continue with next file */
9380 memset(ioc, 0, sizeof(*ioc) + sizeof(__u32) * 4096);
9388 static inline int verify_mirror_id_by_fd(int fd, __u16 mirror_id)
9390 struct llapi_layout *layout;
9393 layout = llapi_layout_get_by_fd(fd, 0);
9394 if (layout == NULL) {
9395 fprintf(stderr, "could not get layout.\n");
9399 rc = llapi_layout_comp_iterate(layout, find_mirror_id, &mirror_id);
9401 fprintf(stderr, "failed to iterate layout\n");
9402 llapi_layout_free(layout);
9405 } else if (rc == LLAPI_LAYOUT_ITER_CONT) {
9406 fprintf(stderr, "does not find mirror with ID %u\n", mirror_id);
9407 llapi_layout_free(layout);
9411 llapi_layout_free(layout);
9417 * Check whether two files are the same file
9418 * \retval 0 same file
9419 * \retval 1 not the same file
9420 * \retval <0 error code
9422 static inline int check_same_file(const char *f1, const char *f2)
9427 if (stat(f1, &stbuf1) < 0) {
9428 fprintf(stderr, "%s: cannot stat file '%s': %s\n",
9429 progname, f1, strerror(errno));
9433 if (stat(f2, &stbuf2) < 0) {
9434 fprintf(stderr, "%s: cannot stat file '%s': %s\n",
9435 progname, f2, strerror(errno));
9439 if (stbuf1.st_rdev == stbuf2.st_rdev &&
9440 stbuf1.st_ino == stbuf2.st_ino)
9446 static inline int lfs_mirror_read(int argc, char **argv)
9449 __u16 mirror_id = 0;
9450 const char *outfile = NULL;
9456 const size_t buflen = 4 << 20;
9458 struct option long_opts[] = {
9459 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
9460 { .val = 'o', .name = "outfile", .has_arg = required_argument },
9463 while ((c = getopt_long(argc, argv, "N:o:", long_opts, NULL)) >= 0) {
9468 mirror_id = strtoul(optarg, &end, 0);
9469 if (*end != '\0' || mirror_id == 0) {
9471 "%s %s: invalid mirror ID '%s'\n",
9472 progname, argv[0], optarg);
9480 fprintf(stderr, "%s: option '%s' unrecognized.\n",
9481 progname, argv[optind - 1]);
9486 if (argc == optind) {
9487 fprintf(stderr, "%s %s: no mirrored file provided\n",
9490 } else if (argc > optind + 1) {
9491 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9495 if (mirror_id == 0) {
9496 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
9501 /* open mirror file */
9502 fname = argv[optind];
9505 rc = check_same_file(fname, outfile);
9508 "%s %s: output file cannot be the mirrored file\n",
9516 fd = open(fname, O_DIRECT | O_RDONLY);
9518 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9519 progname, argv[0], fname, strerror(errno));
9523 /* verify mirror id */
9524 rc = verify_mirror_id_by_fd(fd, mirror_id);
9527 "%s %s: cannot find mirror with ID %u in '%s'\n",
9528 progname, argv[0], mirror_id, fname);
9532 /* open output file */
9534 outfd = open(outfile, O_EXCL | O_WRONLY | O_CREAT, 0644);
9536 fprintf(stderr, "%s %s: cannot create file '%s': %s\n",
9537 progname, argv[0], outfile, strerror(errno));
9542 outfd = STDOUT_FILENO;
9545 /* allocate buffer */
9546 rc = posix_memalign(&buf, sysconf(_SC_PAGESIZE), buflen);
9548 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
9549 progname, argv[0], rc);
9556 ssize_t written = 0;
9558 bytes_read = llapi_mirror_read(fd, mirror_id, buf, buflen, pos);
9559 if (bytes_read < 0) {
9562 "%s %s: fail to read data from mirror %u: %s\n",
9563 progname, argv[0], mirror_id, strerror(-rc));
9568 if (bytes_read == 0)
9571 while (written < bytes_read) {
9574 written2 = write(outfd, buf + written,
9575 bytes_read - written);
9578 "%s %s: fail to write %s: %s\n",
9579 progname, argv[0], outfile ? : "STDOUT",
9584 written += written2;
9587 if (written != bytes_read) {
9589 "%s %s: written %ld bytes does not match with %ld read.\n",
9590 progname, argv[0], written, bytes_read);
9612 static inline int lfs_mirror_write(int argc, char **argv)
9615 __u16 mirror_id = 0;
9616 const char *inputfile = NULL;
9622 const size_t buflen = 4 << 20;
9624 size_t page_size = sysconf(_SC_PAGESIZE);
9625 struct ll_ioc_lease_id ioc;
9627 struct option long_opts[] = {
9628 { .val = 'N', .name = "mirror-id", .has_arg = required_argument },
9629 { .val = 'i', .name = "inputfile", .has_arg = required_argument },
9632 while ((c = getopt_long(argc, argv, "N:i:", long_opts, NULL)) >= 0) {
9637 mirror_id = strtoul(optarg, &end, 0);
9638 if (*end != '\0' || mirror_id == 0) {
9640 "%s %s: invalid mirror ID '%s'\n",
9641 progname, argv[0], optarg);
9649 fprintf(stderr, "%s: option '%s' unrecognized\n",
9650 progname, argv[optind - 1]);
9655 if (argc == optind) {
9656 fprintf(stderr, "%s %s: no mirrored file provided\n",
9659 } else if (argc > optind + 1) {
9660 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9664 if (mirror_id == 0) {
9665 fprintf(stderr, "%s %s: no valid mirror ID is provided\n",
9670 /* open mirror file */
9671 fname = argv[optind];
9674 rc = check_same_file(fname, inputfile);
9677 "%s %s: input file cannot be the mirrored file\n",
9685 fd = open(fname, O_DIRECT | O_WRONLY);
9687 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9688 progname, argv[0], fname, strerror(errno));
9692 /* verify mirror id */
9693 rc = verify_mirror_id_by_fd(fd, mirror_id);
9696 "%s %s: cannot find mirror with ID %u in '%s'\n",
9697 progname, argv[0], mirror_id, fname);
9701 /* open input file */
9703 inputfd = open(inputfile, O_RDONLY, 0644);
9705 fprintf(stderr, "%s %s: cannot open file '%s': %s\n",
9706 progname, argv[0], inputfile, strerror(errno));
9711 inputfd = STDIN_FILENO;
9714 /* allocate buffer */
9715 rc = posix_memalign(&buf, page_size, buflen);
9717 fprintf(stderr, "%s %s: posix_memalign returns %d\n",
9718 progname, argv[0], rc);
9722 /* prepare target mirror components instantiation */
9723 ioc.lil_mode = LL_LEASE_WRLCK;
9724 ioc.lil_flags = LL_LEASE_RESYNC;
9725 ioc.lil_mirror_id = mirror_id;
9726 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
9729 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
9730 progname, argv[0], fname, strerror(errno));
9740 rc = llapi_lease_check(fd);
9741 if (rc != LL_LEASE_WRLCK) {
9742 fprintf(stderr, "%s %s: '%s' lost lease lock\n",
9743 progname, argv[0], fname);
9747 bytes_read = read(inputfd, buf, buflen);
9748 if (bytes_read < 0) {
9751 "%s %s: fail to read data from '%s': %s\n",
9752 progname, argv[0], inputfile ? : "STDIN",
9759 if (bytes_read == 0)
9762 /* round up to page align to make direct IO happy. */
9763 to_write = (bytes_read + page_size - 1) & ~(page_size - 1);
9765 written = llapi_mirror_write(fd, mirror_id, buf, to_write,
9770 "%s %s: fail to write to mirror %u: %s\n",
9771 progname, argv[0], mirror_id,
9779 if (pos & (page_size - 1)) {
9780 rc = llapi_mirror_truncate(fd, mirror_id, pos);
9785 ioc.lil_mode = LL_LEASE_UNLCK;
9786 ioc.lil_flags = LL_LEASE_RESYNC_DONE;
9788 rc = llapi_lease_set(fd, (struct ll_ioc_lease *)&ioc);
9793 "%s %s: release lease lock of '%s' failed: %s\n",
9794 progname, argv[0], fname, strerror(errno));
9811 static inline int get_other_mirror_ids(int fd, __u16 *ids, __u16 exclude_id)
9813 struct llapi_layout *layout;
9814 struct collect_ids_data cid = { .cid_ids = ids,
9816 .cid_exclude = exclude_id, };
9819 layout = llapi_layout_get_by_fd(fd, 0);
9820 if (layout == NULL) {
9821 fprintf(stderr, "could not get layout\n");
9825 rc = llapi_layout_comp_iterate(layout, collect_mirror_id, &cid);
9827 fprintf(stderr, "failed to iterate layout\n");
9828 llapi_layout_free(layout);
9832 llapi_layout_free(layout);
9834 return cid.cid_count;
9837 static inline int lfs_mirror_copy(int argc, char **argv)
9840 __u16 read_mirror_id = 0;
9841 __u16 ids[128] = { 0 };
9843 struct llapi_layout *layout = NULL;
9844 struct llapi_resync_comp comp_array[1024] = { { 0 } };
9851 struct ll_ioc_lease *ioc = NULL;
9852 struct ll_ioc_lease_id *resync_ioc;
9854 struct option long_opts[] = {
9855 { .val = 'i', .name = "read-mirror", .has_arg = required_argument },
9856 { .val = 'o', .name = "write-mirror", .has_arg = required_argument },
9859 while ((c = getopt_long(argc, argv, "i:o:", long_opts, NULL)) >= 0) {
9864 read_mirror_id = strtoul(optarg, &end, 0);
9865 if (*end != '\0' || read_mirror_id == 0) {
9867 "%s %s: invalid read mirror ID '%s'\n",
9868 progname, argv[0], optarg);
9873 if (!strcmp(optarg, "-1")) {
9874 /* specify all other mirrors */
9878 count = parse_mirror_ids((__u16 *)ids,
9886 fprintf(stderr, "%s: option '%s' unrecognized\n",
9887 progname, argv[optind - 1]);
9892 if (argc == optind) {
9893 fprintf(stderr, "%s %s: no mirrored file provided\n",
9896 } else if (argc > optind + 1) {
9897 fprintf(stderr, "%s %s: too many files\n", progname, argv[0]);
9901 if (read_mirror_id == 0) {
9903 "%s %s: no valid read mirror ID %d is provided\n",
9904 progname, argv[0], read_mirror_id);
9910 "%s %s: no write mirror ID is provided\n",
9915 for (i = 0; i < count; i++) {
9916 if (read_mirror_id == ids[i]) {
9918 "%s %s: read and write mirror ID cannot be the same\n",
9924 /* open mirror file */
9925 fname = argv[optind];
9927 fd = open(fname, O_DIRECT | O_RDWR);
9929 fprintf(stderr, "%s %s: cannot open '%s': %s\n",
9930 progname, argv[0], fname, strerror(errno));
9934 /* write to all other mirrors */
9935 if (ids[0] == (__u16)-1) {
9936 count = get_other_mirror_ids(fd, ids, read_mirror_id);
9940 "%s %s: failed to get other mirror ids in '%s': %d\n",
9941 progname, argv[0], fname, rc);
9946 /* verify mirror id */
9947 rc = verify_mirror_id_by_fd(fd, read_mirror_id);
9950 "%s %s: cannot find mirror with ID %u in '%s'\n",
9951 progname, argv[0], read_mirror_id, fname);
9955 for (i = 0; i < count; i++) {
9956 rc = verify_mirror_id_by_fd(fd, ids[i]);
9959 "%s %s: cannot find mirror with ID %u in '%s'\n",
9960 progname, argv[0], ids[i], fname);
9965 ioc = calloc(sizeof(*ioc) + sizeof(__u32) * 4096, 1);
9968 "%s %s: cannot alloc comp id array for ioc: %s\n",
9969 progname, argv[0], strerror(errno));
9974 /* get stale component info */
9975 layout = llapi_layout_get_by_fd(fd, 0);
9976 if (layout == NULL) {
9977 fprintf(stderr, "%s %s: failed to get layout of '%s': %s\n",
9978 progname, argv[0], fname, strerror(errno));
9982 comp_size = llapi_mirror_find_stale(layout, comp_array,
9983 ARRAY_SIZE(comp_array),
9985 llapi_layout_free(layout);
9986 if (comp_size < 0) {
9991 /* prepare target mirror components instantiation */
9992 resync_ioc = (struct ll_ioc_lease_id *)ioc;
9993 resync_ioc->lil_mode = LL_LEASE_WRLCK;
9994 resync_ioc->lil_flags = LL_LEASE_RESYNC;
9996 resync_ioc->lil_mirror_id = ids[0];
9998 resync_ioc->lil_mirror_id = read_mirror_id | MIRROR_ID_NEG;
9999 rc = llapi_lease_set(fd, ioc);
10002 "%s %s: '%s' llapi_lease_get_ext failed: %s\n",
10003 progname, argv[0], fname, strerror(errno));
10007 copied = llapi_mirror_copy_many(fd, read_mirror_id, ids, count);
10010 fprintf(stderr, "%s %s: copy error: %d\n",
10011 progname, argv[0], rc);
10015 fprintf(stdout, "mirror copied successfully: ");
10016 for (i = 0; i < copied; i++)
10017 fprintf(stdout, "%d ", ids[i]);
10018 fprintf(stdout, "\n");
10020 ioc->lil_mode = LL_LEASE_UNLCK;
10021 ioc->lil_flags = LL_LEASE_RESYNC_DONE;
10022 ioc->lil_count = 0;
10023 for (i = 0; i < comp_size; i++) {
10026 for (j = 0; j < copied; j++) {
10027 if (comp_array[i].lrc_mirror_id != ids[j])
10030 ioc->lil_ids[ioc->lil_count] = comp_array[i].lrc_id;
10034 rc = llapi_lease_set(fd, ioc);
10039 "%s %s: release lease lock of '%s' failed: %s\n",
10040 progname, argv[0], fname, strerror(errno));
10054 * struct verify_chunk - Mirror chunk to be verified.
10055 * @chunk: [start, end) of the chunk.
10056 * @mirror_count: Number of mirror ids in @mirror_id array.
10057 * @mirror_id: Array of valid mirror ids that cover the chunk.
10059 struct verify_chunk {
10060 struct lu_extent chunk;
10061 unsigned int mirror_count;
10062 __u16 mirror_id[LUSTRE_MIRROR_COUNT_MAX];
10066 * print_chunks() - Print chunk information.
10067 * @fname: Mirrored file name.
10068 * @chunks: Array of chunks.
10069 * @chunk_count: Number of chunks in @chunks array.
10071 * This function prints [start, end) of each chunk in @chunks
10072 * for mirrored file @fname, and also prints the valid mirror ids
10073 * that cover the chunk.
10078 void print_chunks(const char *fname, struct verify_chunk *chunks,
10084 fprintf(stdout, "Chunks to be verified in %s:\n", fname);
10085 for (i = 0; i < chunk_count; i++) {
10086 fprintf(stdout, DEXT, PEXT(&chunks[i].chunk));
10088 if (chunks[i].mirror_count == 0)
10089 fprintf(stdout, "\t[");
10091 fprintf(stdout, "\t[%u", chunks[i].mirror_id[0]);
10092 for (j = 1; j < chunks[i].mirror_count; j++)
10093 fprintf(stdout, ", %u", chunks[i].mirror_id[j]);
10095 fprintf(stdout, "]\t%u\n", chunks[i].mirror_count);
10097 fprintf(stdout, "\n");
10101 * print_checksums() - Print CRC-32 checksum values.
10102 * @chunk: A chunk and its corresponding valid mirror ids.
10103 * @crc: CRC-32 checksum values on the chunk for each valid mirror.
10105 * This function prints CRC-32 checksum values on @chunk for
10106 * each valid mirror that covers it.
10111 void print_checksums(struct verify_chunk *chunk, unsigned long *crc)
10116 "CRC-32 checksum value for chunk "DEXT":\n",
10117 PEXT(&chunk->chunk));
10118 for (i = 0; i < chunk->mirror_count; i++)
10119 fprintf(stdout, "Mirror %u:\t%#lx\n",
10120 chunk->mirror_id[i], crc[i]);
10121 fprintf(stdout, "\n");
10125 * filter_mirror_id() - Filter specified mirror ids.
10126 * @chunks: Array of chunks.
10127 * @chunk_count: Number of chunks in @chunks array.
10128 * @mirror_ids: Specified mirror ids to be verified.
10129 * @ids_nr: Number of specified mirror ids.
10131 * This function scans valid mirror ids that cover each chunk in @chunks
10132 * and filters specified mirror ids.
10137 void filter_mirror_id(struct verify_chunk *chunks, int chunk_count,
10138 __u16 *mirror_ids, int ids_nr)
10143 __u16 valid_id[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10144 unsigned int valid_count = 0;
10146 for (i = 0; i < chunk_count; i++) {
10147 if (chunks[i].mirror_count == 0)
10151 for (j = 0; j < ids_nr; j++) {
10152 for (k = 0; k < chunks[i].mirror_count; k++) {
10153 if (chunks[i].mirror_id[k] == mirror_ids[j]) {
10154 valid_id[valid_count] = mirror_ids[j];
10161 memcpy(chunks[i].mirror_id, valid_id,
10162 sizeof(__u16) * valid_count);
10163 chunks[i].mirror_count = valid_count;
10168 * lfs_mirror_prepare_chunk() - Find mirror chunks to be verified.
10169 * @layout: Mirror component list.
10170 * @chunks: Array of chunks.
10171 * @chunks_size: Array size of @chunks.
10173 * This function scans the components in @layout from offset 0 to LUSTRE_EOF
10174 * to find out chunk segments and store them in @chunks array.
10176 * The @mirror_id array in each element of @chunks will store the valid
10177 * mirror ids that cover the chunk. If a mirror component covering the
10178 * chunk has LCME_FL_STALE or LCME_FL_OFFLINE flag, then the mirror id
10179 * will not be stored into the @mirror_id array, and the chunk for that
10180 * mirror will not be verified.
10182 * The @mirror_count in each element of @chunks will store the number of
10183 * mirror ids in @mirror_id array. If @mirror_count is 0, it indicates the
10184 * chunk is invalid in all of the mirrors. And if @mirror_count is 1, it
10185 * indicates the chunk is valid in only one mirror. In both cases, the
10186 * chunk will not be verified.
10188 * Here is an example:
10190 * 0 1M 2M 3M 4M EOF
10191 * +------+-------------+--------------------+
10192 * | | | S | mirror1
10193 * +------+------+------+------+-------------+
10194 * | | S | S | | mirror2
10195 * +-------------+------+------+-------------+
10197 * prepared @chunks array will contain 5 elements:
10198 * (([0, 1M), [1, 2], 2),
10199 * ([1M, 2M), [1, 2], 2),
10200 * ([2M, 3M), [1], 1),
10201 * ([3M, 4M], [], 0),
10202 * ([4M, EOF), [2], 1))
10204 * Return: the actual array size of @chunks on success
10205 * or a negative error code on failure.
10208 int lfs_mirror_prepare_chunk(struct llapi_layout *layout,
10209 struct verify_chunk *chunks,
10210 size_t chunks_size)
10214 uint32_t mirror_id;
10220 memset(chunks, 0, sizeof(*chunks) * chunks_size);
10223 rc = llapi_layout_comp_use(layout, LLAPI_LAYOUT_COMP_USE_FIRST);
10226 "%s: move to the first layout component: %s.\n",
10227 progname, strerror(errno));
10233 chunks[idx].chunk.e_end = LUSTRE_EOF;
10235 rc = llapi_layout_comp_extent_get(layout, &start, &end);
10238 "%s: llapi_layout_comp_extent_get failed: %s.\n",
10239 progname, strerror(errno));
10243 if (start > chunks[idx].chunk.e_start ||
10244 end <= chunks[idx].chunk.e_start)
10247 if (end < chunks[idx].chunk.e_end)
10248 chunks[idx].chunk.e_end = end;
10250 rc = llapi_layout_comp_flags_get(layout, &flags);
10253 "%s: llapi_layout_comp_flags_get failed: %s.\n",
10254 progname, strerror(errno));
10258 if (flags & LCME_FL_STALE || flags & LCME_FL_OFFLINE)
10261 rc = llapi_layout_mirror_id_get(layout, &mirror_id);
10264 "%s: llapi_layout_mirror_id_get failed: %s.\n",
10265 progname, strerror(errno));
10269 chunks[idx].mirror_id[i] = mirror_id;
10271 if (i >= ARRAY_SIZE(chunks[idx].mirror_id)) {
10273 "%s: mirror_id array is too small.\n",
10280 rc = llapi_layout_comp_use(layout,
10281 LLAPI_LAYOUT_COMP_USE_NEXT);
10284 "%s: move to the next layout component: %s.\n",
10285 progname, strerror(errno));
10288 } /* loop through all components */
10290 chunks[idx].mirror_count = i;
10292 if (chunks[idx].chunk.e_end == LUSTRE_EOF)
10296 if (idx >= chunks_size) {
10297 fprintf(stderr, "%s: chunks array is too small.\n",
10303 chunks[idx].chunk.e_start = chunks[idx - 1].chunk.e_end;
10307 return rc < 0 ? rc : idx + 1;
10311 * lfs_mirror_verify_chunk() - Verify a chunk.
10312 * @fd: File descriptor of the mirrored file.
10313 * @file_size: Size of the mirrored file.
10314 * @chunk: A chunk and its corresponding valid mirror ids.
10315 * @verbose: Verbose mode.
10317 * This function verifies a @chunk contains exactly the same data
10318 * ammong the mirrors that cover it.
10320 * If @verbose is specified, then the function will print where the
10321 * differences are if the data do not match. Otherwise, it will
10322 * just return an error in that case.
10324 * Return: 0 on success or a negative error code on failure.
10327 int lfs_mirror_verify_chunk(int fd, size_t file_size,
10328 struct verify_chunk *chunk, int verbose)
10330 const size_t buflen = 4 * 1024 * 1024; /* 4M */
10332 size_t page_size = sysconf(_SC_PAGESIZE);
10333 ssize_t bytes_read;
10334 ssize_t bytes_done;
10338 unsigned long crc_array[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10342 if (file_size == 0)
10345 rc = posix_memalign(&buf, page_size, buflen);
10346 if (rc) /* error code is returned directly */
10350 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
10351 PEXT(&chunk->chunk));
10352 for (i = 0; i < chunk->mirror_count; i++)
10353 fprintf(stdout, " %u", chunk->mirror_id[i]);
10354 fprintf(stdout, "\n");
10358 count = MIN(chunk->chunk.e_end, file_size) - chunk->chunk.e_start;
10359 pos = chunk->chunk.e_start;
10360 while (bytes_done < count) {
10361 /* compute initial CRC-32 checksum */
10362 crc = crc32(0L, Z_NULL, 0);
10363 memset(crc_array, 0, sizeof(crc_array));
10366 for (i = 0; i < chunk->mirror_count; i++) {
10367 bytes_read = llapi_mirror_read(fd, chunk->mirror_id[i],
10369 if (bytes_read < 0) {
10372 "%s: failed to read data from mirror %u: %s.\n",
10373 progname, chunk->mirror_id[i],
10378 /* compute new CRC-32 checksum */
10379 crc_array[i] = crc32(crc, buf, bytes_read);
10383 print_checksums(chunk, crc_array);
10385 /* compare CRC-32 checksum values */
10386 for (i = 1; i < chunk->mirror_count; i++) {
10387 if (crc_array[i] != crc_array[0]) {
10391 "%s: chunk "DEXT" has different checksum value on mirror %u and mirror %u.\n",
10392 progname, PEXT(&chunk->chunk),
10393 chunk->mirror_id[0],
10394 chunk->mirror_id[i]);
10399 bytes_done += bytes_read;
10402 if (verbose > 1 && rc == 0) {
10403 fprintf(stdout, "Verifying chunk "DEXT" on mirror:",
10404 PEXT(&chunk->chunk));
10405 for (i = 0; i < chunk->mirror_count; i++)
10406 fprintf(stdout, " %u", chunk->mirror_id[i]);
10407 fprintf(stdout, " PASS\n\n");
10416 * lfs_mirror_verify_file() - Verify a mirrored file.
10417 * @fname: Mirrored file name.
10418 * @mirror_ids: Specified mirror ids to be verified.
10419 * @ids_nr: Number of specified mirror ids.
10420 * @verbose: Verbose mode.
10422 * This function verifies that each SYNC mirror of a mirrored file
10423 * specified by @fname contains exactly the same data.
10425 * If @mirror_ids is specified, then the function will verify the
10426 * mirrors specified by @mirror_ids contain exactly the same data.
10428 * If @verbose is specified, then the function will print where the
10429 * differences are if the data do not match. Otherwise, it will
10430 * just return an error in that case.
10432 * Return: 0 on success or a negative error code on failure.
10435 int lfs_mirror_verify_file(const char *fname, __u16 *mirror_ids, int ids_nr,
10438 struct verify_chunk chunks_array[1024] = { };
10439 struct llapi_layout *layout = NULL;
10441 uint32_t flr_state;
10443 int chunk_count = 0;
10449 if (stat(fname, &stbuf) < 0) {
10450 fprintf(stderr, "%s: cannot stat file '%s': %s.\n",
10451 progname, fname, strerror(errno));
10456 if (!S_ISREG(stbuf.st_mode)) {
10457 fprintf(stderr, "%s: '%s' is not a regular file.\n",
10463 if (stbuf.st_size == 0) {
10465 fprintf(stdout, "%s: '%s' file size is 0.\n",
10471 fd = open(fname, O_DIRECT | O_RDONLY);
10473 fprintf(stderr, "%s: cannot open '%s': %s.\n",
10474 progname, fname, strerror(errno));
10479 rc = llapi_lease_acquire(fd, LL_LEASE_RDLCK);
10481 fprintf(stderr, "%s: '%s' llapi_lease_acquire failed: %s.\n",
10482 progname, fname, strerror(errno));
10486 layout = llapi_layout_get_by_fd(fd, 0);
10487 if (layout == NULL) {
10488 fprintf(stderr, "%s: '%s' llapi_layout_get_by_fd failed: %s.\n",
10489 progname, fname, strerror(errno));
10491 llapi_lease_release(fd);
10495 rc = llapi_layout_flags_get(layout, &flr_state);
10497 fprintf(stderr, "%s: '%s' llapi_layout_flags_get failed: %s.\n",
10498 progname, fname, strerror(errno));
10503 flr_state &= LCM_FL_FLR_MASK;
10504 switch (flr_state) {
10507 fprintf(stderr, "%s: '%s' file state error: %s.\n",
10508 progname, fname, llapi_layout_flags_string(flr_state));
10514 /* find out mirror chunks to be verified */
10515 chunk_count = lfs_mirror_prepare_chunk(layout, chunks_array,
10516 ARRAY_SIZE(chunks_array));
10517 if (chunk_count < 0) {
10523 /* filter specified mirror ids */
10524 filter_mirror_id(chunks_array, chunk_count, mirror_ids, ids_nr);
10527 print_chunks(fname, chunks_array, chunk_count);
10529 for (idx = 0; idx < chunk_count; idx++) {
10530 if (chunks_array[idx].chunk.e_start >= stbuf.st_size) {
10533 "%s: '%s' chunk "DEXT" exceeds file size %#llx: skipped\n",
10535 PEXT(&chunks_array[idx].chunk),
10536 (unsigned long long)stbuf.st_size);
10540 if (chunks_array[idx].mirror_count == 0) {
10542 "%s: '%s' chunk "DEXT" is invalid in all of the mirrors: ",
10544 PEXT(&chunks_array[idx].chunk));
10546 fprintf(stderr, "skipped\n");
10550 fprintf(stderr, "failed\n");
10554 if (chunks_array[idx].mirror_count == 1) {
10557 "%s: '%s' chunk "DEXT" is only valid in mirror %u: skipped\n",
10559 PEXT(&chunks_array[idx].chunk),
10560 chunks_array[idx].mirror_id[0]);
10564 rc = llapi_lease_check(fd);
10565 if (rc != LL_LEASE_RDLCK) {
10566 fprintf(stderr, "%s: '%s' lost lease lock.\n",
10571 /* verify one chunk */
10572 rc1 = lfs_mirror_verify_chunk(fd, stbuf.st_size,
10573 &chunks_array[idx], verbose);
10587 llapi_layout_free(layout);
10588 llapi_lease_release(fd);
10596 * lfs_mirror_verify() - Parse and execute lfs mirror verify command.
10597 * @argc: The count of lfs mirror verify command line arguments.
10598 * @argv: Array of strings for lfs mirror verify command line arguments.
10600 * This function parses lfs mirror verify command and verifies the
10601 * specified mirrored file(s).
10603 * Return: 0 on success or a negative error code on failure.
10605 static inline int lfs_mirror_verify(int argc, char **argv)
10607 __u16 mirror_ids[LUSTRE_MIRROR_COUNT_MAX] = { 0 };
10613 char cmd[PATH_MAX];
10615 struct option long_opts[] = {
10616 { .val = 'o', .name = "only", .has_arg = required_argument },
10617 { .val = 'v', .name = "verbose", .has_arg = no_argument },
10618 { .name = NULL } };
10620 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
10622 while ((c = getopt_long(argc, argv, "o:v", long_opts, NULL)) >= 0) {
10625 rc = parse_mirror_ids(mirror_ids,
10626 ARRAY_SIZE(mirror_ids),
10630 "%s: bad mirror ids '%s'.\n",
10637 "%s: at least 2 mirror ids needed with '--only' option.\n",
10647 fprintf(stderr, "%s: option '%s' unrecognized.\n",
10648 progname, argv[optind - 1]);
10654 if (argc == optind) {
10655 fprintf(stderr, "%s: no file name given.\n", progname);
10660 if (ids_nr > 0 && argc > optind + 1) {
10662 "%s: '--only' cannot be used upon multiple files.\n",
10670 rc = verify_mirror_ids(argv[optind], mirror_ids, ids_nr);
10676 for (; optind < argc; optind++) {
10677 rc1 = lfs_mirror_verify_file(argv[optind], mirror_ids, ids_nr,
10687 * lfs_mirror() - Parse and execute lfs mirror commands.
10688 * @argc: The count of lfs mirror command line arguments.
10689 * @argv: Array of strings for lfs mirror command line arguments.
10691 * This function parses lfs mirror commands and performs the
10692 * corresponding functions specified in mirror_cmdlist[].
10694 * Return: 0 on success or an error code on failure.
10696 static int lfs_mirror(int argc, char **argv)
10698 char cmd[PATH_MAX];
10701 setlinebuf(stdout);
10703 Parser_init("lfs-mirror > ", mirror_cmdlist);
10705 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
10707 program_invocation_short_name = cmd;
10709 rc = Parser_execarg(argc - 1, argv + 1, mirror_cmdlist);
10711 rc = Parser_commands();
10713 return rc < 0 ? -rc : rc;
10716 static void lustre_som_swab(struct lustre_som_attrs *attrs)
10718 #if __BYTE_ORDER == __BIG_ENDIAN
10719 __swab16s(&attrs->lsa_valid);
10720 __swab64s(&attrs->lsa_size);
10721 __swab64s(&attrs->lsa_blocks);
10725 enum lfs_som_type {
10726 LFS_SOM_SIZE = 0x1,
10727 LFS_SOM_BLOCKS = 0x2,
10728 LFS_SOM_FLAGS = 0x4,
10729 LFS_SOM_ATTR_ALL = LFS_SOM_SIZE | LFS_SOM_BLOCKS |
10733 static int lfs_getsom(int argc, char **argv)
10736 struct lustre_som_attrs *attrs;
10737 char buf[sizeof(*attrs) + 64];
10738 enum lfs_som_type type = LFS_SOM_ATTR_ALL;
10741 while ((c = getopt(argc, argv, "sbf")) != -1) {
10744 type = LFS_SOM_SIZE;
10747 type = LFS_SOM_BLOCKS;
10750 type = LFS_SOM_FLAGS;
10753 fprintf(stderr, "%s: invalid option '%c'\n",
10763 fprintf(stderr, "%s: %s\n",
10764 progname, argc == 0 ? "miss file target" :
10765 "input more than 2 files");
10770 attrs = (void *)buf;
10771 rc = lgetxattr(path, "trusted.som", attrs, sizeof(buf));
10774 fprintf(stderr, "%s failed to get som xattr: %s (%d)\n",
10775 argv[0], strerror(errno), errno);
10779 lustre_som_swab(attrs);
10782 case LFS_SOM_ATTR_ALL:
10783 printf("file: %s size: %llu blocks: %llu flags: %x\n",
10784 path, (unsigned long long)attrs->lsa_size,
10785 (unsigned long long)attrs->lsa_blocks,
10789 printf("%llu\n", (unsigned long long)attrs->lsa_size);
10791 case LFS_SOM_BLOCKS:
10792 printf("%llu\n", (unsigned long long)attrs->lsa_blocks);
10794 case LFS_SOM_FLAGS:
10795 printf("%x\n", attrs->lsa_valid);
10798 fprintf(stderr, "%s: unknown option\n", progname);
10806 * lfs_mirror_list_commands() - List lfs mirror commands.
10807 * @argc: The count of command line arguments.
10808 * @argv: Array of strings for command line arguments.
10810 * This function lists lfs mirror commands defined in mirror_cmdlist[].
10812 * Return: 0 on success.
10814 static int lfs_mirror_list_commands(int argc, char **argv)
10816 char buffer[81] = "";
10818 Parser_list_commands(mirror_cmdlist, buffer, sizeof(buffer),
10824 static int lfs_pcc_attach(int argc, char **argv)
10826 struct option long_opts[] = {
10827 { .val = 'i', .name = "id", .has_arg = required_argument },
10828 { .name = NULL } };
10831 __u32 archive_id = 0;
10834 char fullpath[PATH_MAX];
10835 enum lu_pcc_type type = LU_PCC_READWRITE;
10838 while ((c = getopt_long(argc, argv, "i:",
10839 long_opts, NULL)) != -1) {
10842 archive_id = strtoul(optarg, &end, 0);
10843 if (*end != '\0' || archive_id == 0) {
10844 fprintf(stderr, "error: %s: bad archive ID "
10845 "'%s'\n", argv[0], optarg);
10852 fprintf(stderr, "%s: option '%s' unrecognized\n",
10853 argv[0], argv[optind - 1]);
10858 if (archive_id == 0) {
10859 fprintf(stderr, "%s: must specify attach ID\n", argv[0]);
10863 if (argc <= optind) {
10864 fprintf(stderr, "%s: must specify one or more file names\n",
10869 while (optind < argc) {
10872 path = argv[optind++];
10873 if (realpath(path, fullpath) == NULL) {
10874 fprintf(stderr, "%s: could not find path '%s': %s\n",
10875 argv[0], path, strerror(errno));
10881 rc2 = llapi_pcc_attach(fullpath, archive_id, type);
10883 fprintf(stderr, "%s: cannot attach '%s' to PCC "
10884 "with archive ID '%u': %s\n", argv[0],
10885 path, archive_id, strerror(-rc2));
10893 static int lfs_pcc_attach_fid(int argc, char **argv)
10895 struct option long_opts[] = {
10896 { .val = 'i', .name = "id", .has_arg = required_argument },
10897 { .val = 'm', .name = "mnt", .has_arg = required_argument },
10898 { .name = NULL } };
10899 char short_opts[] = "i:m:";
10902 __u32 archive_id = 0;
10904 const char *mntpath = NULL;
10905 const char *fidstr;
10906 enum lu_pcc_type type = LU_PCC_READWRITE;
10909 while ((c = getopt_long(argc, argv, short_opts,
10910 long_opts, NULL)) != -1) {
10913 archive_id = strtoul(optarg, &end, 0);
10914 if (*end != '\0') {
10915 fprintf(stderr, "error: %s: bad archive ID "
10916 "'%s'\n", argv[0], optarg);
10926 fprintf(stderr, "%s: option '%s' unrecognized\n",
10927 argv[0], argv[optind - 1]);
10932 if (archive_id == 0) {
10933 fprintf(stderr, "%s: must specify an archive ID\n", argv[0]);
10937 if (mntpath == NULL) {
10938 fprintf(stderr, "%s: must specify Lustre mount point\n",
10943 if (argc <= optind) {
10944 fprintf(stderr, "%s: must specify one or more fids\n", argv[0]);
10948 while (optind < argc) {
10951 fidstr = argv[optind++];
10953 rc2 = llapi_pcc_attach_fid_str(mntpath, fidstr,
10956 fprintf(stderr, "%s: cannot attach '%s' on '%s' to PCC "
10957 "with archive ID '%u': %s\n", argv[0],
10958 fidstr, mntpath, archive_id, strerror(rc2));
10960 if (rc == 0 && rc2 < 0)
10966 static int lfs_pcc_detach(int argc, char **argv)
10968 struct option long_opts[] = {
10969 { .val = 'k', .name = "keep", .has_arg = no_argument },
10970 { .name = NULL } };
10971 char short_opts[] = "k";
10975 char fullpath[PATH_MAX];
10976 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
10979 while ((c = getopt_long(argc, argv, short_opts,
10980 long_opts, NULL)) != -1) {
10983 detach_opt = PCC_DETACH_OPT_NONE;
10988 fprintf(stderr, "%s: option '%s' unrecognized\n",
10989 argv[0], argv[optind - 1]);
10994 while (optind < argc) {
10997 path = argv[optind++];
10998 if (realpath(path, fullpath) == NULL) {
10999 fprintf(stderr, "%s: could not find path '%s': %s\n",
11000 argv[0], path, strerror(errno));
11006 rc2 = llapi_pcc_detach_file(fullpath, detach_opt);
11009 fprintf(stderr, "%s: cannot detach '%s' from PCC: "
11010 "%s\n", argv[0], path, strerror(errno));
11018 static int lfs_pcc_detach_fid(int argc, char **argv)
11020 struct option long_opts[] = {
11021 { .val = 'k', .name = "keep", .has_arg = no_argument },
11022 { .name = NULL } };
11023 char short_opts[] = "k";
11027 const char *mntpath;
11028 __u32 detach_opt = PCC_DETACH_OPT_UNCACHE;
11031 while ((c = getopt_long(argc, argv, short_opts,
11032 long_opts, NULL)) != -1) {
11035 detach_opt = PCC_DETACH_OPT_NONE;
11040 fprintf(stderr, "%s: option '%s' unrecognized\n",
11041 argv[0], argv[optind - 1]);
11046 mntpath = argv[optind++];
11048 while (optind < argc) {
11051 fid = argv[optind++];
11053 rc2 = llapi_pcc_detach_fid_str(mntpath, fid, detach_opt);
11055 fprintf(stderr, "%s: cannot detach '%s' on '%s' "
11056 "from PCC: %s\n", argv[0], fid, mntpath,
11065 static int lfs_pcc_state(int argc, char **argv)
11069 char fullpath[PATH_MAX];
11070 struct lu_pcc_state state;
11075 fprintf(stderr, "%s: must specify one or more file names\n",
11080 while (optind < argc) {
11083 path = argv[optind++];
11084 if (realpath(path, fullpath) == NULL) {
11085 fprintf(stderr, "%s: could not find path '%s': %s\n",
11086 argv[0], path, strerror(errno));
11092 rc2 = llapi_pcc_state_get(fullpath, &state);
11096 fprintf(stderr, "%s: cannot get PCC state of '%s': "
11097 "%s\n", argv[0], path, strerror(-rc2));
11101 printf("file: %s", path);
11102 printf(", type: %s", pcc_type2string(state.pccs_type));
11103 if (state.pccs_type == LU_PCC_NONE &&
11104 state.pccs_open_count == 0) {
11109 printf(", PCC file: %s", state.pccs_path);
11110 printf(", user number: %u", state.pccs_open_count);
11111 printf(", flags: %x", state.pccs_flags);
11118 * lfs_pcc_list_commands() - List lfs pcc commands.
11119 * @argc: The count of command line arguments.
11120 * @argv: Array of strings for command line arguments.
11122 * This function lists lfs pcc commands defined in pcc_cmdlist[].
11124 * Return: 0 on success.
11126 static int lfs_pcc_list_commands(int argc, char **argv)
11128 char buffer[81] = "";
11130 Parser_list_commands(pcc_cmdlist, buffer, sizeof(buffer),
11137 * lfs_pcc() - Parse and execute lfs pcc commands.
11138 * @argc: The count of lfs pcc command line arguments.
11139 * @argv: Array of strings for lfs pcc command line arguments.
11141 * This function parses lfs pcc commands and performs the
11142 * corresponding functions specified in pcc_cmdlist[].
11144 * Return: 0 on success or an error code on failure.
11146 static int lfs_pcc(int argc, char **argv)
11148 char cmd[PATH_MAX];
11151 setlinebuf(stdout);
11153 Parser_init("lfs-pcc > ", pcc_cmdlist);
11155 snprintf(cmd, sizeof(cmd), "%s %s", progname, argv[0]);
11157 program_invocation_short_name = cmd;
11159 rc = Parser_execarg(argc - 1, argv + 1, pcc_cmdlist);
11161 rc = Parser_commands();
11163 return rc < 0 ? -rc : rc;
11166 static int lfs_list_commands(int argc, char **argv)
11168 char buffer[81] = ""; /* 80 printable chars + terminating NUL */
11170 Parser_list_commands(cmdlist, buffer, sizeof(buffer), NULL, 0, 4);
11175 int main(int argc, char **argv)
11179 /* Ensure that liblustreapi constructor has run */
11180 if (!llapi_liblustreapi_initialized())
11181 fprintf(stderr, "liblustreapi was not properly initialized\n");
11183 setlinebuf(stdout);
11186 Parser_init("lfs > ", cmdlist);
11188 progname = program_invocation_short_name; /* Used in error messages */
11190 llapi_set_command_name(argv[1]);
11191 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
11192 llapi_clear_command_name();
11194 rc = Parser_commands();
11197 return rc < 0 ? -rc : rc;
11200 #ifdef _LUSTRE_IDL_H_
11201 /* Everything we need here should be included by lustreapi.h. */
11202 # error "lfs should not depend on lustre_idl.h"
11203 #endif /* _LUSTRE_IDL_H_ */